diff --git a/src/kcmkwin/kwindecoration/kcm.h b/src/kcmkwin/kwindecoration/kcm.h
index 27470277d9..2995685705 100644
--- a/src/kcmkwin/kwindecoration/kcm.h
+++ b/src/kcmkwin/kwindecoration/kcm.h
@@ -68,7 +68,6 @@ public:
 
 Q_SIGNALS:
     void themeChanged();
-    void buttonsChanged();
     void borderIndexChanged();
     void borderSizeChanged();
 
diff --git a/tests/pointergesturestest.cpp b/tests/pointergesturestest.cpp
index 34d96a4380..b5bd1ae848 100644
--- a/tests/pointergesturestest.cpp
+++ b/tests/pointergesturestest.cpp
@@ -38,7 +38,6 @@ protected:
     void componentComplete() override;
 
 Q_SIGNALS:
-    void scaleChanged();
     void progressScaleChanged();
 
 private: