diff --git a/dev/core/src/com/google/gwt/core/ext/GeneratorContextExtWrapper.java b/dev/core/src/com/google/gwt/core/ext/GeneratorContextExtWrapper.java
index ccfcaef..f2d36d3 100644
--- a/dev/core/src/com/google/gwt/core/ext/GeneratorContextExtWrapper.java
+++ b/dev/core/src/com/google/gwt/core/ext/GeneratorContextExtWrapper.java
@@ -88,7 +88,6 @@
     return false;
   }
 
-  @Override
   public boolean isProdMode() {
     throw new UnsupportedOperationException(
         "isProdMode is only available from GeneratorContextExt.");
diff --git a/dev/core/src/com/google/gwt/dev/javac/StandardGeneratorContext.java b/dev/core/src/com/google/gwt/dev/javac/StandardGeneratorContext.java
index 315aba2..0b2e301 100644
--- a/dev/core/src/com/google/gwt/dev/javac/StandardGeneratorContext.java
+++ b/dev/core/src/com/google/gwt/dev/javac/StandardGeneratorContext.java
@@ -567,7 +567,6 @@
     return generatorResultCachingEnabled;
   }
 
-  @Override
   public boolean isProdMode() {
     return isProdMode;
   }
diff --git a/user/src/com/google/gwt/editor/client/impl/AbstractEditorContext.java b/user/src/com/google/gwt/editor/client/impl/AbstractEditorContext.java
index 1b672e6..64b04e4 100644
--- a/user/src/com/google/gwt/editor/client/impl/AbstractEditorContext.java
+++ b/user/src/com/google/gwt/editor/client/impl/AbstractEditorContext.java
@@ -132,7 +132,6 @@
     visitor.endVisit(this);
   }
 
-  @Override
   public void traverseSyntheticCompositeEditor(EditorVisitor visitor) {
     if (asCompositeEditor() == null) {
       throw new IllegalStateException();
diff --git a/user/src/com/google/gwt/editor/client/testing/FakeEditorContext.java b/user/src/com/google/gwt/editor/client/testing/FakeEditorContext.java
index 0cf7891..c7b1ef6 100644
--- a/user/src/com/google/gwt/editor/client/testing/FakeEditorContext.java
+++ b/user/src/com/google/gwt/editor/client/testing/FakeEditorContext.java
@@ -126,7 +126,6 @@
   /**
    * No-op.
    */
-  @Override
   public void traverseSyntheticCompositeEditor(EditorVisitor visitor) {
   }
 }
diff --git a/user/test/com/google/gwt/requestfactory/client/ui/EditorTest.java b/user/test/com/google/gwt/requestfactory/client/ui/EditorTest.java
index 7dc39f3..f03fab9 100644
--- a/user/test/com/google/gwt/requestfactory/client/ui/EditorTest.java
+++ b/user/test/com/google/gwt/requestfactory/client/ui/EditorTest.java
@@ -56,7 +56,6 @@
     protected final SimpleEditor<String> userName = SimpleEditor.of();
     RequestContext ctx;
 
-    @Override
     public void setRequestContext(RequestContext ctx) {
       this.ctx = ctx;
     }