diff --git a/src/plugins/cppeditor/cppdeclfromdef.cpp b/src/plugins/cppeditor/cppdeclfromdef.cpp
index d6e08df24a7..b260888c638 100644
--- a/src/plugins/cppeditor/cppdeclfromdef.cpp
+++ b/src/plugins/cppeditor/cppdeclfromdef.cpp
@@ -168,7 +168,7 @@ QList<CppQuickFixOperation::Ptr> DeclFromDef::match(const CppQuickFixState &stat
     return noResult();
 }
 
-QString DeclFromDef::generateDeclaration(const CppQuickFixState &state,
+QString DeclFromDef::generateDeclaration(const CppQuickFixState &,
                                          Function *method,
                                          ClassOrNamespace *targetBinding)
 {