diff --git a/java/compiler/javac2/src/com/intellij/ant/Javac2.java b/java/compiler/javac2/src/com/intellij/ant/Javac2.java
index 88095a9cdc36..e5b8aee7130a 100644
--- a/java/compiler/javac2/src/com/intellij/ant/Javac2.java
+++ b/java/compiler/javac2/src/com/intellij/ant/Javac2.java
@@ -466,7 +466,7 @@ public class Javac2 extends Javac {
       public void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
         classfileVersion[0] = version;
       }
-    }, 0);
+    }, ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
 
     return classfileVersion[0];
   }
diff --git a/jps/jps-builders/src/org/jetbrains/jps/incremental/instrumentation/ClassProcessingBuilder.java b/jps/jps-builders/src/org/jetbrains/jps/incremental/instrumentation/ClassProcessingBuilder.java
index 551c3ce2f308..bc353aa4b144 100644
--- a/jps/jps-builders/src/org/jetbrains/jps/incremental/instrumentation/ClassProcessingBuilder.java
+++ b/jps/jps-builders/src/org/jetbrains/jps/incremental/instrumentation/ClassProcessingBuilder.java
@@ -144,7 +144,7 @@ public abstract class ClassProcessingBuilder extends ModuleLevelBuilder {
       public void visit(int version, int access, String name, String signature, String superName, String[] interfaces) {
         result.set(version);
       }
-    }, 0);
+    }, ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
     return result.get();
   }