diff --git a/src/core/output.cpp b/src/core/output.cpp
index 58b7c03ac9..3dd630c962 100644
--- a/src/core/output.cpp
+++ b/src/core/output.cpp
@@ -690,11 +690,6 @@ bool Output::setChannelFactors(const QVector3D &rgb)
     return false;
 }
 
-bool Output::setGammaRamp(const std::shared_ptr<ColorTransformation> &transformation)
-{
-    return false;
-}
-
 OutputTransform Output::panelOrientation() const
 {
     return m_information.panelOrientation;
diff --git a/src/core/output.h b/src/core/output.h
index ab6bebdcc0..6a27768237 100644
--- a/src/core/output.h
+++ b/src/core/output.h
@@ -347,7 +347,6 @@ public:
      */
     QByteArray mstPath() const;
 
-    virtual bool setGammaRamp(const std::shared_ptr<ColorTransformation> &transformation);
     virtual bool setChannelFactors(const QVector3D &rgb);
 
     virtual bool updateCursorLayer();