diff --git a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTTranslationUnit.java b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTTranslationUnit.java
index 3a7dfea8172..baab11bdb0d 100644
--- a/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTTranslationUnit.java
+++ b/core/org.eclipse.cdt.core/parser/org/eclipse/cdt/core/dom/ast/IASTTranslationUnit.java
@@ -64,6 +64,7 @@ public interface IASTTranslationUnit extends IASTDeclarationListOwner, IFileNomi
 	 * 
 	 * @param declaration <code>IASTDeclaration</code>
 	 */
+	@Override
 	public void addDeclaration(IASTDeclaration declaration);
 
 	/**
@@ -324,6 +325,7 @@ public interface IASTTranslationUnit extends IASTDeclarationListOwner, IFileNomi
 	 * @noreference This method is not intended to be referenced by clients.
 	 * @since 5.1
 	 */
+	@Override
 	public IASTTranslationUnit copy();
 
 	/**
@@ -335,6 +337,7 @@ public interface IASTTranslationUnit extends IASTDeclarationListOwner, IFileNomi
 	 * @noreference This method is not intended to be referenced by clients.
 	 * @since 5.3
 	 */
+	@Override
 	public IASTTranslationUnit copy(CopyStyle style);
 
 	/**