diff --git a/src/blitter/32bpp_base.hpp b/src/blitter/32bpp_base.hpp
--- a/src/blitter/32bpp_base.hpp
+++ b/src/blitter/32bpp_base.hpp
@@ -28,7 +28,7 @@ public:
 	/* virtual */ void CopyImageToBuffer(const void *video, void *dst, int width, int height, int dst_pitch);
 	/* virtual */ void ScrollBuffer(void *video, int &left, int &top, int &width, int &height, int scroll_x, int scroll_y);
 	/* virtual */ int BufferSize(int width, int height);
-	/* virtual */ void PaletteAnimate(uint start, uint count);
+	/* virtual */ void PaletteAnimate(const Palette &palette);
 	/* virtual */ Blitter::PaletteAnimation UsePaletteAnimation();
 	/* virtual */ int GetBytesPerPixel() { return 4; }