diff --git a/teavm-classlib/src/main/java/org/teavm/classlib/impl/report/JCLComparisonVisitor.java b/teavm-classlib/src/main/java/org/teavm/classlib/impl/report/JCLComparisonVisitor.java
index c82b298b0..3e8ebf29b 100644
--- a/teavm-classlib/src/main/java/org/teavm/classlib/impl/report/JCLComparisonVisitor.java
+++ b/teavm-classlib/src/main/java/org/teavm/classlib/impl/report/JCLComparisonVisitor.java
@@ -32,7 +32,7 @@ class JCLComparisonVisitor extends ClassVisitor {
     private JCLClass jclClass;
 
     public JCLComparisonVisitor(ClassReaderSource classSource, Map<String, JCLPackage> packageMap) {
-        super(Opcodes.ASM4);
+        super(Opcodes.ASM5);
         this.classSource = classSource;
         this.packageMap = packageMap;
     }
diff --git a/teavm-core/src/main/java/org/teavm/parsing/ProgramParser.java b/teavm-core/src/main/java/org/teavm/parsing/ProgramParser.java
index a379c459a..123619605 100644
--- a/teavm-core/src/main/java/org/teavm/parsing/ProgramParser.java
+++ b/teavm-core/src/main/java/org/teavm/parsing/ProgramParser.java
@@ -367,7 +367,7 @@ public class ProgramParser implements VariableDebugInformation {
     }
 
     // TODO: invokedynamic support (a great task, involving not only parser, but every layer of TeaVM)
-    private MethodVisitor methodVisitor = new MethodVisitor(Opcodes.ASM4) {
+    private MethodVisitor methodVisitor = new MethodVisitor(Opcodes.ASM5) {
         @Override
         public void visitVarInsn(int opcode, int local) {
             switch (opcode) {