diff --git a/org.eclipse.xtend.core/src/org/eclipse/xtend/core/jvmmodel/XtendJvmModelInferrer.java b/org.eclipse.xtend.core/src/org/eclipse/xtend/core/jvmmodel/XtendJvmModelInferrer.java
index 106a20f699d..77b950355ea 100644
--- a/org.eclipse.xtend.core/src/org/eclipse/xtend/core/jvmmodel/XtendJvmModelInferrer.java
+++ b/org.eclipse.xtend.core/src/org/eclipse/xtend/core/jvmmodel/XtendJvmModelInferrer.java
@@ -490,7 +490,7 @@ protected void appendSyntheticDispatchMethods(XtendTypeDeclaration source, final
 			JvmOperation operation = deriveGenericDispatchOperationSignature(localOperations, target);
 			if (operation != null) {
 				dispatchHelper.markAsDispatcherFunction(operation);
-				if (generatorConfig.isUseXbaseGenerated()) {
+				if (generatorConfig.isUseXbaseGenerated() && typeReferences.findDeclaredType(XbaseGenerated.class, operation) != null) {
 					operation.getAnnotations().add(_annotationTypesBuilder.annotationRef(XbaseGenerated.class));
 				}
 				operation.setSimpleName(signature.getSimpleName());