diff --git a/reactos/include/ddk/wdm.h b/reactos/include/ddk/wdm.h
index 92366bb4394..6dce8251736 100644
--- a/reactos/include/ddk/wdm.h
+++ b/reactos/include/ddk/wdm.h
@@ -11061,9 +11061,9 @@ RtlCheckBit(
 # define __assert_annotationW(msg) __annotation(L"Debug", L"AssertFail", msg)
 #else
 # define __assert_annotationA(msg) \
-    DbgPrint("Assertion %s(%d): %s", __FILE__, __LINE__, msg)
+    DbgPrint("Assertion failed at %s(%d): %s\n", __FILE__, __LINE__, msg)
 # define __assert_annotationW(msg) \
-    DbgPrint("Assertion %s(%d): %S", __FILE__, __LINE__, msg)
+    DbgPrint("Assertion failed at %s(%d): %S\n", __FILE__, __LINE__, msg)
 #endif
 
 #define NT_VERIFY(exp) \
diff --git a/reactos/include/xdk/rtlfuncs.h b/reactos/include/xdk/rtlfuncs.h
index 516bcce4075..6854515341f 100644
--- a/reactos/include/xdk/rtlfuncs.h
+++ b/reactos/include/xdk/rtlfuncs.h
@@ -3113,9 +3113,9 @@ RtlCheckBit(
 # define __assert_annotationW(msg) __annotation(L"Debug", L"AssertFail", msg)
 #else
 # define __assert_annotationA(msg) \
-    DbgPrint("Assertion %s(%d): %s", __FILE__, __LINE__, msg)
+    DbgPrint("Assertion failed at %s(%d): %s\n", __FILE__, __LINE__, msg)
 # define __assert_annotationW(msg) \
-    DbgPrint("Assertion %s(%d): %S", __FILE__, __LINE__, msg)
+    DbgPrint("Assertion failed at %s(%d): %S\n", __FILE__, __LINE__, msg)
 #endif
 
 #define NT_VERIFY(exp) \