diff --git a/core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/JvmAbi.java b/core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/JvmAbi.java
index 965b0bd175c..dbca1a0e761 100644
--- a/core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/JvmAbi.java
+++ b/core/descriptor.loader.java/src/org/jetbrains/jet/lang/resolve/java/JvmAbi.java
@@ -25,7 +25,7 @@ public final class JvmAbi {
      * This constant is used to identify binary format (class file) versions
      * If you change class file metadata format and/or naming conventions, please increase this number
      */
-    public static final int VERSION = 15;
+    public static final int VERSION = 16;
 
     public static final String TRAIT_IMPL_CLASS_NAME = "$TImpl";
     public static final String TRAIT_IMPL_SUFFIX = "$" + TRAIT_IMPL_CLASS_NAME;