diff --git a/src/de/inetsoftware/jwebassembly/module/WasmGlobalInstruction.java b/src/de/inetsoftware/jwebassembly/module/WasmGlobalInstruction.java
index 749137b..ca4efe7 100644
--- a/src/de/inetsoftware/jwebassembly/module/WasmGlobalInstruction.java
+++ b/src/de/inetsoftware/jwebassembly/module/WasmGlobalInstruction.java
@@ -20,9 +20,7 @@ import java.io.IOException;
 
 import javax.annotation.Nonnull;
 
-import de.inetsoftware.classparser.Member;
 import de.inetsoftware.jwebassembly.wasm.AnyType;
-import de.inetsoftware.jwebassembly.wasm.ValueType;
 
 /**
  * WasmInstruction for set and get global variables.
@@ -70,6 +68,7 @@ class WasmGlobalInstruction extends WasmInstruction {
     /**
      * {@inheritDoc}
      */
+    @Override
     public void writeTo( @Nonnull ModuleWriter writer ) throws IOException {
         writer.writeGlobalAccess( load, name, type );
     }
@@ -77,6 +76,7 @@ class WasmGlobalInstruction extends WasmInstruction {
     /**
      * {@inheritDoc}
      */
+    @Override
     AnyType getPushValueType() {
         return load ? type : null;
     }
diff --git a/src/de/inetsoftware/jwebassembly/module/WasmLocalInstruction.java b/src/de/inetsoftware/jwebassembly/module/WasmLocalInstruction.java
index f23355d..22bff94 100644
--- a/src/de/inetsoftware/jwebassembly/module/WasmLocalInstruction.java
+++ b/src/de/inetsoftware/jwebassembly/module/WasmLocalInstruction.java
@@ -96,6 +96,7 @@ class WasmLocalInstruction extends WasmInstruction {
     /**
      * {@inheritDoc}
      */
+    @Override
     public void writeTo( @Nonnull ModuleWriter writer ) throws IOException {
         int index = getIndex();
         writer.writeLocal( op, index );
@@ -104,6 +105,7 @@ class WasmLocalInstruction extends WasmInstruction {
     /**
      * {@inheritDoc}
      */
+    @Override
     AnyType getPushValueType() {
         return null;
     }