diff --git a/Essentials/src/com/earth2me/essentials/Settings.java b/Essentials/src/com/earth2me/essentials/Settings.java
index 276e785ef..8d1322ea5 100644
--- a/Essentials/src/com/earth2me/essentials/Settings.java
+++ b/Essentials/src/com/earth2me/essentials/Settings.java
@@ -17,8 +17,6 @@ import org.bukkit.event.EventPriority;
 import org.bukkit.inventory.ItemStack;
 
 import java.io.File;
-import java.lang.reflect.Field;
-import java.lang.reflect.Modifier;
 import java.math.BigDecimal;
 import java.math.RoundingMode;
 import java.text.DecimalFormat;
@@ -1352,24 +1350,8 @@ public class Settings implements net.ess3.api.ISettings {
         DecimalFormat currencyFormat = new DecimalFormat(currencyFormatString, decimalFormatSymbols);
         currencyFormat.setRoundingMode(RoundingMode.FLOOR);
 
-        // Updates NumberUtil#PRETTY_FORMAT field so that all of Essentials
-        // can follow a single format.
-        try {
-            Field field = NumberUtil.class.getDeclaredField("PRETTY_FORMAT");
-            field.setAccessible(true);
-            Field modifiersField = Field.class.getDeclaredField("modifiers");
-            modifiersField.setAccessible(true);
-            modifiersField.setInt(field, field.getModifiers() & ~Modifier.FINAL);
-            field.set(null, currencyFormat);
-            modifiersField.setAccessible(false);
-            field.setAccessible(false);
-        } catch (NoSuchFieldException | IllegalAccessException e) {
-            ess.getLogger().severe("Failed to apply custom currency format: " + e.getMessage());
-            if (isDebug()) {
-                e.printStackTrace();
-            }
-        }
-
+        // Updates NumberUtil#PRETTY_FORMAT field so that all of Essentials can follow a single format.
+        NumberUtil.internalSetPrettyFormat(currencyFormat);
         return currencyFormat;
     }
 
diff --git a/Essentials/src/com/earth2me/essentials/utils/NumberUtil.java b/Essentials/src/com/earth2me/essentials/utils/NumberUtil.java
index c4459f34c..f554ed6b3 100644
--- a/Essentials/src/com/earth2me/essentials/utils/NumberUtil.java
+++ b/Essentials/src/com/earth2me/essentials/utils/NumberUtil.java
@@ -11,14 +11,14 @@ import java.util.Locale;
 
 import static com.earth2me.essentials.I18n.tl;
 
-
 public class NumberUtil {
-    static DecimalFormat twoDPlaces = new DecimalFormat("#,###.##");
-    static DecimalFormat currencyFormat = new DecimalFormat("#0.00", DecimalFormatSymbols.getInstance(Locale.US));
+
+    private static DecimalFormat twoDPlaces = new DecimalFormat("#,###.##");
+    private static DecimalFormat currencyFormat = new DecimalFormat("#0.00", DecimalFormatSymbols.getInstance(Locale.US));
     
     // This field is likely to be modified in com.earth2me.essentials.Settings when loading currency format.
     // This ensures that we can supply a constant formatting.
-    static final NumberFormat PRETTY_FORMAT = NumberFormat.getInstance(Locale.US);
+    private static NumberFormat PRETTY_FORMAT = NumberFormat.getInstance(Locale.US);
 
     static {
         twoDPlaces.setRoundingMode(RoundingMode.HALF_UP);
@@ -30,6 +30,11 @@ public class NumberUtil {
         PRETTY_FORMAT.setMaximumFractionDigits(2);
     }
 
+    // this method should only be called by Essentials
+    public static void internalSetPrettyFormat(NumberFormat prettyFormat) {
+        PRETTY_FORMAT = prettyFormat;
+    }
+
     public static String shortCurrency(final BigDecimal value, final IEssentials ess) {
         return ess.getSettings().getCurrencySymbol() + formatAsCurrency(value);
     }
diff --git a/pom.xml b/pom.xml
index f6b67fb0b..c50ff8c03 100644
--- a/pom.xml
+++ b/pom.xml
@@ -84,29 +84,6 @@
                     <target>1.8</target>
                 </configuration>
             </plugin>
-            <plugin>
-                <groupId>org.apache.maven.plugins</groupId>
-                <artifactId>maven-antrun-plugin</artifactId>
-                <version>1.7</version>
-                <executions>
-                    <execution>
-                        <phase>validate</phase>
-                        <goals>
-                            <goal>run</goal>
-                        </goals>
-                    </execution>
-                </executions>
-                <dependencies>
-                    <dependency>
-                        <groupId>com.sun</groupId>
-                        <artifactId>tools</artifactId>
-                        <version>1.5.0</version>
-                        <scope>system</scope>
-                        <systemPath>${java.home}/../lib/tools.jar</systemPath>
-                    </dependency>
-                </dependencies>
-                <inherited>false</inherited>
-            </plugin>
             <plugin>
                 <groupId>org.apache.maven.plugins</groupId>
                 <artifactId>maven-dependency-plugin</artifactId>