diff --git a/src/de/inetsoftware/classparser/ClassFile.java b/src/de/inetsoftware/classparser/ClassFile.java
index 596a831..41eefce 100644
--- a/src/de/inetsoftware/classparser/ClassFile.java
+++ b/src/de/inetsoftware/classparser/ClassFile.java
@@ -388,9 +388,12 @@ public class ClassFile {
         String origClassName = partialClassFile.thisClass.getName();
         ArrayList<MethodInfo> allMethods = new ArrayList<>( Arrays.asList( methods ) );
         for( MethodInfo m : partialClassFile.methods ) {
-            if( getMethod( m.getName(), m.getType() ) == null ) {
-                m.setDeclaringClassFile( origClassName, this );
+            m.setDeclaringClassFile( origClassName, this );
+            MethodInfo origMethod = getMethod( m.getName(), m.getType() );
+            if( origMethod == null ) {
                 allMethods.add( m );
+            } else if( origMethod.isNative() ) {
+                allMethods.set( allMethods.indexOf( origMethod ), m );
             }
         }
         methods = allMethods.toArray( methods );
diff --git a/src/de/inetsoftware/classparser/MethodInfo.java b/src/de/inetsoftware/classparser/MethodInfo.java
index 9fd00d9..a873782 100644
--- a/src/de/inetsoftware/classparser/MethodInfo.java
+++ b/src/de/inetsoftware/classparser/MethodInfo.java
@@ -101,6 +101,15 @@ public class MethodInfo implements Member {
         return (accessFlags & 0x0008) > 0;
     }
 
+    /**
+     * If the method is native
+     * 
+     * @return true, if abstract
+     */
+    public boolean isNative() {
+        return (accessFlags & 0x0100) > 0;
+    }
+
     /**
      * If the method is abstract
      *