diff --git a/src/libs/clangbackendipc/refactoringserverproxy.h b/src/libs/clangbackendipc/refactoringserverproxy.h
index 75fb9aad67b..027553a4efe 100644
--- a/src/libs/clangbackendipc/refactoringserverproxy.h
+++ b/src/libs/clangbackendipc/refactoringserverproxy.h
@@ -60,7 +60,6 @@ private:
     ClangBackEnd::WriteMessageBlock writeMessageBlock;
     ClangBackEnd::ReadMessageBlock readMessageBlock;
     RefactoringClientInterface *client = nullptr;
-    QIODevice *ioDevice = nullptr;
 };
 
 } // namespace ClangBackEnd