diff --git a/kdecore/localization/kcatalog.cpp b/kdecore/localization/kcatalog.cpp
index 39b0b840..681571a8 100644
--- a/kdecore/localization/kcatalog.cpp
+++ b/kdecore/localization/kcatalog.cpp
@@ -46,7 +46,10 @@ public:
     ~KMsgCtx();
 
     const char* const constData() const;
+
 private:
+    Q_DISABLE_COPY(KMsgCtx);
+
     bool m_freedata;
     char* m_data;
 };