diff --git a/src/dispdrivers/vgapalettedcontroller.h b/src/dispdrivers/vgapalettedcontroller.h
index 81621d5ac..63355b2ae 100644
--- a/src/dispdrivers/vgapalettedcontroller.h
+++ b/src/dispdrivers/vgapalettedcontroller.h
@@ -107,6 +107,8 @@ class VGAPalettedController : public VGABaseController {
   // abstract method of BitmappedDisplayController
   NativePixelFormat nativePixelFormat()                 { return m_nativePixelFormat; }
 
+  // Should be called after the palette is updated.
+  void updateRGB2PaletteLUT();
 
 protected:
 
@@ -114,7 +116,6 @@ class VGAPalettedController : public VGABaseController {
 
   virtual void setupDefaultPalette() = 0;
 
-  void updateRGB2PaletteLUT();
   void calculateAvailableCyclesForDrawings();
   static void primitiveExecTask(void * arg);