diff --git a/src/main/java/net/minecraftforge/fml/common/asm/transformers/AccessTransformer.java b/src/main/java/net/minecraftforge/fml/common/asm/transformers/AccessTransformer.java
index 30cc76fe0..508818597 100644
--- a/src/main/java/net/minecraftforge/fml/common/asm/transformers/AccessTransformer.java
+++ b/src/main/java/net/minecraftforge/fml/common/asm/transformers/AccessTransformer.java
@@ -193,7 +193,7 @@ public byte[] transform(String name, String transformedName, byte[] bytes)
 
         ClassNode classNode = new ClassNode();
         ClassReader classReader = new ClassReader(bytes);
-        classReader.accept(classNode, 0);
+        classReader.accept(classNode, ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
 
         Collection<Modifier> mods = modifiers.get(transformedName);
         for (Modifier m : mods)
diff --git a/src/main/java/net/minecraftforge/fml/common/discovery/asm/ASMModParser.java b/src/main/java/net/minecraftforge/fml/common/discovery/asm/ASMModParser.java
index ddf0736b4..4857400d2 100644
--- a/src/main/java/net/minecraftforge/fml/common/discovery/asm/ASMModParser.java
+++ b/src/main/java/net/minecraftforge/fml/common/discovery/asm/ASMModParser.java
@@ -55,7 +55,7 @@ public ASMModParser(InputStream stream) throws IOException
         try
         {
             ClassReader reader = new ClassReader(stream);
-            reader.accept(new ModClassVisitor(this), ClassReader.SKIP_CODE);
+            reader.accept(new ModClassVisitor(this), ClassReader.SKIP_CODE | ClassReader.SKIP_DEBUG | ClassReader.SKIP_FRAMES);
         }
         catch (Exception ex)
         {