2 files changed, 2 insertions, 2 deletions
diff --git a/src/gui/widgets/tabs/setup_colors.cpp b/src/gui/widgets/tabs/setup_colors.cpp
index 00ab33bcc..8ad0958e1 100644
--- a/src/gui/widgets/tabs/setup_colors.cpp
+++ b/src/gui/widgets/tabs/setup_colors.cpp
@@ -448,7 +448,7 @@ void Setup_Colors::updateGradType()
     mBlueSlider->setEnabled(enable);
 }
 
-void Setup_Colors::updateColor()
+void Setup_Colors::updateColor() const
 {
     if (mSelected == -1 || !userPalette)
         return;
diff --git a/src/gui/widgets/tabs/setup_colors.h b/src/gui/widgets/tabs/setup_colors.h
index 8276b111b..da4fb6c90 100644
--- a/src/gui/widgets/tabs/setup_colors.h
+++ b/src/gui/widgets/tabs/setup_colors.h
@@ -84,7 +84,7 @@ class Setup_Colors final : public SetupTab,
 
         static void setEntry(Slider *const s, TextField *const t,
                              const int value);
-        void updateColor();
+        void updateColor() const;
         void updateGradType();
 };