diff --git a/api/pom.xml b/api/pom.xml
index dde9936..bcaa09b 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
diff --git a/api/src/main/java/com/lishid/openinv/IOpenInv.java b/api/src/main/java/com/lishid/openinv/IOpenInv.java
index 0fb4a0b..b4f4e8f 100644
--- a/api/src/main/java/com/lishid/openinv/IOpenInv.java
+++ b/api/src/main/java/com/lishid/openinv/IOpenInv.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/api/src/main/java/com/lishid/openinv/internal/IAnySilentContainer.java b/api/src/main/java/com/lishid/openinv/internal/IAnySilentContainer.java
index a850e70..02cab77 100644
--- a/api/src/main/java/com/lishid/openinv/internal/IAnySilentContainer.java
+++ b/api/src/main/java/com/lishid/openinv/internal/IAnySilentContainer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/api/src/main/java/com/lishid/openinv/internal/IInventoryAccess.java b/api/src/main/java/com/lishid/openinv/internal/IInventoryAccess.java
index c30e4d9..3767704 100644
--- a/api/src/main/java/com/lishid/openinv/internal/IInventoryAccess.java
+++ b/api/src/main/java/com/lishid/openinv/internal/IInventoryAccess.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/api/src/main/java/com/lishid/openinv/internal/ISpecialEnderChest.java b/api/src/main/java/com/lishid/openinv/internal/ISpecialEnderChest.java
index 7e2ed18..86657b0 100644
--- a/api/src/main/java/com/lishid/openinv/internal/ISpecialEnderChest.java
+++ b/api/src/main/java/com/lishid/openinv/internal/ISpecialEnderChest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/api/src/main/java/com/lishid/openinv/internal/ISpecialInventory.java b/api/src/main/java/com/lishid/openinv/internal/ISpecialInventory.java
index 07c4d42..e6929c9 100644
--- a/api/src/main/java/com/lishid/openinv/internal/ISpecialInventory.java
+++ b/api/src/main/java/com/lishid/openinv/internal/ISpecialInventory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/api/src/main/java/com/lishid/openinv/internal/ISpecialPlayerInventory.java b/api/src/main/java/com/lishid/openinv/internal/ISpecialPlayerInventory.java
index 35a0a64..f06f724 100644
--- a/api/src/main/java/com/lishid/openinv/internal/ISpecialPlayerInventory.java
+++ b/api/src/main/java/com/lishid/openinv/internal/ISpecialPlayerInventory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/api/src/main/java/com/lishid/openinv/util/InventoryAccess.java b/api/src/main/java/com/lishid/openinv/util/InventoryAccess.java
index fe35475..d1e7b8e 100644
--- a/api/src/main/java/com/lishid/openinv/util/InventoryAccess.java
+++ b/api/src/main/java/com/lishid/openinv/util/InventoryAccess.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/api/src/main/java/com/lishid/openinv/util/StringMetric.java b/api/src/main/java/com/lishid/openinv/util/StringMetric.java
index 99bfd49..fe2e4a8 100644
--- a/api/src/main/java/com/lishid/openinv/util/StringMetric.java
+++ b/api/src/main/java/com/lishid/openinv/util/StringMetric.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/assembly/pom.xml b/assembly/pom.xml
index d737fd3..26dc354 100644
--- a/assembly/pom.xml
+++ b/assembly/pom.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
diff --git a/assembly/src/assembly/reactor-uberjar.xml b/assembly/src/assembly/reactor-uberjar.xml
index 57b2e26..36beb33 100644
--- a/assembly/src/assembly/reactor-uberjar.xml
+++ b/assembly/src/assembly/reactor-uberjar.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
diff --git a/common/pom.xml b/common/pom.xml
index 870d900..bc57138 100644
--- a/common/pom.xml
+++ b/common/pom.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
diff --git a/common/src/main/java/com/lishid/openinv/internal/IPlayerDataManager.java b/common/src/main/java/com/lishid/openinv/internal/IPlayerDataManager.java
index 61a0a8e..752ebb8 100644
--- a/common/src/main/java/com/lishid/openinv/internal/IPlayerDataManager.java
+++ b/common/src/main/java/com/lishid/openinv/internal/IPlayerDataManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/common/src/main/java/com/lishid/openinv/util/Cache.java b/common/src/main/java/com/lishid/openinv/util/Cache.java
index 1e8c990..f6dce83 100644
--- a/common/src/main/java/com/lishid/openinv/util/Cache.java
+++ b/common/src/main/java/com/lishid/openinv/util/Cache.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/common/src/main/java/com/lishid/openinv/util/Function.java b/common/src/main/java/com/lishid/openinv/util/Function.java
index 1bb427b..b650684 100644
--- a/common/src/main/java/com/lishid/openinv/util/Function.java
+++ b/common/src/main/java/com/lishid/openinv/util/Function.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/common/src/main/java/com/lishid/openinv/util/InternalAccessor.java b/common/src/main/java/com/lishid/openinv/util/InternalAccessor.java
index 22b234d..719f055 100644
--- a/common/src/main/java/com/lishid/openinv/util/InternalAccessor.java
+++ b/common/src/main/java/com/lishid/openinv/util/InternalAccessor.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/common/src/main/java/com/lishid/openinv/util/Permissions.java b/common/src/main/java/com/lishid/openinv/util/Permissions.java
index 664fb8e..e70ccca 100644
--- a/common/src/main/java/com/lishid/openinv/util/Permissions.java
+++ b/common/src/main/java/com/lishid/openinv/util/Permissions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/pom.xml b/internal/pom.xml
index 0d6c0ba..73cf7c1 100644
--- a/internal/pom.xml
+++ b/internal/pom.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_14_R1/pom.xml b/internal/v1_14_R1/pom.xml
index 5fac1fb..61c3922 100644
--- a/internal/v1_14_R1/pom.xml
+++ b/internal/v1_14_R1/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/AnySilentContainer.java b/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/AnySilentContainer.java
index dc310a0..d172fa7 100644
--- a/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/AnySilentContainer.java
+++ b/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/AnySilentContainer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/PlayerDataManager.java b/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/PlayerDataManager.java
index e79af66..882e721 100644
--- a/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/PlayerDataManager.java
+++ b/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/PlayerDataManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/SpecialEnderChest.java b/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/SpecialEnderChest.java
index 0ffe279..d280d4d 100644
--- a/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/SpecialEnderChest.java
+++ b/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/SpecialEnderChest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/SpecialPlayerInventory.java b/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/SpecialPlayerInventory.java
index e81b99c..64fa9f5 100644
--- a/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/SpecialPlayerInventory.java
+++ b/internal/v1_14_R1/src/main/java/com/lishid/openinv/internal/v1_14_R1/SpecialPlayerInventory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_15_R1/pom.xml b/internal/v1_15_R1/pom.xml
index eca1f76..0351ef6 100644
--- a/internal/v1_15_R1/pom.xml
+++ b/internal/v1_15_R1/pom.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
@@ -32,7 +32,7 @@
     <dependency>
       <groupId>org.spigotmc</groupId>
       <artifactId>spigot</artifactId>
-      <version>1.15-R0.1-SNAPSHOT</version>
+      <version>1.15.1-R0.1-SNAPSHOT</version>
       <scope>provided</scope>
     </dependency>
     <dependency>
diff --git a/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/AnySilentContainer.java b/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/AnySilentContainer.java
index a2cdf5e..a43637c 100644
--- a/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/AnySilentContainer.java
+++ b/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/AnySilentContainer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/PlayerDataManager.java b/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/PlayerDataManager.java
index 49fad58..8da163b 100644
--- a/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/PlayerDataManager.java
+++ b/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/PlayerDataManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/SpecialEnderChest.java b/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/SpecialEnderChest.java
index 7f26f48..52a5546 100644
--- a/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/SpecialEnderChest.java
+++ b/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/SpecialEnderChest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/SpecialPlayerInventory.java b/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/SpecialPlayerInventory.java
index 5292ce7..19d2de6 100644
--- a/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/SpecialPlayerInventory.java
+++ b/internal/v1_15_R1/src/main/java/com/lishid/openinv/internal/v1_15_R1/SpecialPlayerInventory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_8_R3/pom.xml b/internal/v1_8_R3/pom.xml
index 78bf009..a4f9086 100644
--- a/internal/v1_8_R3/pom.xml
+++ b/internal/v1_8_R3/pom.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/AnySilentContainer.java b/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/AnySilentContainer.java
index fcced8a..e671037 100644
--- a/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/AnySilentContainer.java
+++ b/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/AnySilentContainer.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/PlayerDataManager.java b/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/PlayerDataManager.java
index aebd54b..a14df88 100644
--- a/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/PlayerDataManager.java
+++ b/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/PlayerDataManager.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/SpecialEnderChest.java b/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/SpecialEnderChest.java
index 5f09ef0..dda4e17 100644
--- a/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/SpecialEnderChest.java
+++ b/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/SpecialEnderChest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/SpecialPlayerInventory.java b/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/SpecialPlayerInventory.java
index bbd0dd2..46f0a3b 100644
--- a/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/SpecialPlayerInventory.java
+++ b/internal/v1_8_R3/src/main/java/com/lishid/openinv/internal/v1_8_R3/SpecialPlayerInventory.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/pom.xml b/plugin/pom.xml
index a826320..dbfa04f 100644
--- a/plugin/pom.xml
+++ b/plugin/pom.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/OpenInv.java b/plugin/src/main/java/com/lishid/openinv/OpenInv.java
index 3703220..bc49b5c 100644
--- a/plugin/src/main/java/com/lishid/openinv/OpenInv.java
+++ b/plugin/src/main/java/com/lishid/openinv/OpenInv.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/commands/ContainerSettingPluginCommand.java b/plugin/src/main/java/com/lishid/openinv/commands/ContainerSettingPluginCommand.java
index e636e38..d905d16 100644
--- a/plugin/src/main/java/com/lishid/openinv/commands/ContainerSettingPluginCommand.java
+++ b/plugin/src/main/java/com/lishid/openinv/commands/ContainerSettingPluginCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/commands/OpenInvPluginCommand.java b/plugin/src/main/java/com/lishid/openinv/commands/OpenInvPluginCommand.java
index 5add480..465b5ef 100644
--- a/plugin/src/main/java/com/lishid/openinv/commands/OpenInvPluginCommand.java
+++ b/plugin/src/main/java/com/lishid/openinv/commands/OpenInvPluginCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/commands/SearchEnchantPluginCommand.java b/plugin/src/main/java/com/lishid/openinv/commands/SearchEnchantPluginCommand.java
index a620719..636b8c9 100644
--- a/plugin/src/main/java/com/lishid/openinv/commands/SearchEnchantPluginCommand.java
+++ b/plugin/src/main/java/com/lishid/openinv/commands/SearchEnchantPluginCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/commands/SearchInvPluginCommand.java b/plugin/src/main/java/com/lishid/openinv/commands/SearchInvPluginCommand.java
index c87b07e..14114c5 100644
--- a/plugin/src/main/java/com/lishid/openinv/commands/SearchInvPluginCommand.java
+++ b/plugin/src/main/java/com/lishid/openinv/commands/SearchInvPluginCommand.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/listeners/InventoryClickListener.java b/plugin/src/main/java/com/lishid/openinv/listeners/InventoryClickListener.java
index fcb127c..ad39592 100644
--- a/plugin/src/main/java/com/lishid/openinv/listeners/InventoryClickListener.java
+++ b/plugin/src/main/java/com/lishid/openinv/listeners/InventoryClickListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/listeners/InventoryCloseListener.java b/plugin/src/main/java/com/lishid/openinv/listeners/InventoryCloseListener.java
index b86332b..3e318ee 100644
--- a/plugin/src/main/java/com/lishid/openinv/listeners/InventoryCloseListener.java
+++ b/plugin/src/main/java/com/lishid/openinv/listeners/InventoryCloseListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/listeners/InventoryDragListener.java b/plugin/src/main/java/com/lishid/openinv/listeners/InventoryDragListener.java
index c52df2d..c61b9d3 100644
--- a/plugin/src/main/java/com/lishid/openinv/listeners/InventoryDragListener.java
+++ b/plugin/src/main/java/com/lishid/openinv/listeners/InventoryDragListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/listeners/PlayerListener.java b/plugin/src/main/java/com/lishid/openinv/listeners/PlayerListener.java
index 4ab0f45..a9b1cc3 100644
--- a/plugin/src/main/java/com/lishid/openinv/listeners/PlayerListener.java
+++ b/plugin/src/main/java/com/lishid/openinv/listeners/PlayerListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/listeners/PluginListener.java b/plugin/src/main/java/com/lishid/openinv/listeners/PluginListener.java
index 4c3c3c3..546ae26 100644
--- a/plugin/src/main/java/com/lishid/openinv/listeners/PluginListener.java
+++ b/plugin/src/main/java/com/lishid/openinv/listeners/PluginListener.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/plugin/src/main/java/com/lishid/openinv/util/ConfigUpdater.java b/plugin/src/main/java/com/lishid/openinv/util/ConfigUpdater.java
index bb66ff5..c07beaa 100644
--- a/plugin/src/main/java/com/lishid/openinv/util/ConfigUpdater.java
+++ b/plugin/src/main/java/com/lishid/openinv/util/ConfigUpdater.java
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2011-2019 lishid. All rights reserved.
+ * Copyright (C) 2011-2020 lishid. All rights reserved.
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
diff --git a/pom.xml b/pom.xml
index 39d754c..e107501 100644
--- a/pom.xml
+++ b/pom.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright (C) 2011-2019 lishid. All rights reserved.
+  ~ Copyright (C) 2011-2020 lishid. All rights reserved.
   ~
   ~ This program is free software: you can redistribute it and/or modify
   ~ it under the terms of the GNU General Public License as published by