diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/c/hover/CMacroExpansionExplorationControl.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/c/hover/CMacroExpansionExplorationControl.java
index f33d375c9e3..7ca85c4c72d 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/c/hover/CMacroExpansionExplorationControl.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/c/hover/CMacroExpansionExplorationControl.java
@@ -219,22 +219,19 @@ public class CMacroExpansionExplorationControl extends AbstractCompareViewerInfo
 
 	protected void registerCommandHandlers() {
         IHandler backwardHandler= new AbstractHandler() {
-            @Override
-			public Object execute(ExecutionEvent event) throws ExecutionException {
+            public Object execute(ExecutionEvent event) throws ExecutionException {
                 backward();
                 return null;
             }
         };
         IHandler forwardHandler= new AbstractHandler() {
-            @Override
-			public Object execute(ExecutionEvent event) throws ExecutionException {
+            public Object execute(ExecutionEvent event) throws ExecutionException {
                 forward();
                 return null;
             }
         };
         IHandler gotoDefinitionHandler= new AbstractHandler() {
-            @Override
-			public Object execute(ExecutionEvent event) throws ExecutionException {
+            public Object execute(ExecutionEvent event) throws ExecutionException {
                 gotoMacroDefinition();
                 return null;
             }
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/contentassist/ContentAssistHandler.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/contentassist/ContentAssistHandler.java
index 4201c3ead67..7f0811e9daa 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/contentassist/ContentAssistHandler.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/contentassist/ContentAssistHandler.java
@@ -36,7 +36,6 @@ public final class ContentAssistHandler extends AbstractHandler {
 	/*
 	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
 	 */
-	@Override
 	public Object execute(ExecutionEvent event) throws ExecutionException {
 		ITextEditor editor= getActiveEditor();
 		if (editor == null)
diff --git a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/correction/CorrectionCommandHandler.java b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/correction/CorrectionCommandHandler.java
index d506f7e0b48..d4d381e2e8b 100644
--- a/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/correction/CorrectionCommandHandler.java
+++ b/core/org.eclipse.cdt.ui/src/org/eclipse/cdt/internal/ui/text/correction/CorrectionCommandHandler.java
@@ -59,7 +59,6 @@ public class CorrectionCommandHandler extends AbstractHandler {
 	/* (non-Javadoc)
 	 * @see org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.ExecutionEvent)
 	 */
-	@Override
 	public Object execute(ExecutionEvent event) throws ExecutionException {
 		ISelection selection= fEditor.getSelectionProvider().getSelection();
 		ITranslationUnit cu= CUIPlugin.getDefault().getWorkingCopyManager().getWorkingCopy(fEditor.getEditorInput());