diff --git a/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/actions/SourceEditorOperationHandler.java b/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/actions/SourceEditorOperationHandler.java
index 423f0c0..2773c94 100644
--- a/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/actions/SourceEditorOperationHandler.java
+++ b/ltk/org.eclipse.statet.ltk.ui/src/org/eclipse/statet/ltk/ui/sourceediting/actions/SourceEditorOperationHandler.java
@@ -75,7 +75,7 @@
 	}
 	
 	@Override
-	protected boolean computeEnabled(SourceEditor editor, @Nullable Object evaluationContext) {
+	protected boolean computeEnabled(final SourceEditor editor, @Nullable final Object evaluationContext) {
 		if (super.computeEnabled(editor, evaluationContext)) {
 			final ITextOperationTarget operationTarget= getOperationTarget(editor);
 			return (operationTarget != null
@@ -86,7 +86,7 @@
 	
 	
 	@Override
-	protected @Nullable Object execute(SourceEditor editor, ExecutionEvent event)
+	protected @Nullable Object execute(final SourceEditor editor, final ExecutionEvent event)
 			throws ExecutionException {
 		final ITextOperationTarget operationTarget= getOperationTarget(editor);
 		if (operationTarget != null && operationTarget.canDoOperation(this.textOperation)) {