diff --git a/effects/backgroundcontrast/contrastshader.cpp b/effects/backgroundcontrast/contrastshader.cpp
index 6bcda23f88..890842d73d 100644
--- a/effects/backgroundcontrast/contrastshader.cpp
+++ b/effects/backgroundcontrast/contrastshader.cpp
@@ -27,7 +27,6 @@
 #include <QMatrix4x4>
 #include <QTextStream>
 #include <QVector2D>
-#include <KDebug>
 
 #include <cmath>