diff --git a/src/gfx_func.h b/src/gfx_func.h
--- a/src/gfx_func.h
+++ b/src/gfx_func.h
@@ -96,8 +96,6 @@ int DrawString(int left, int right, int 
 int DrawString(int left, int right, int top, StringID str, TextColour colour, StringAlignment align = SA_LEFT, bool underline = false);
 int DrawStringMultiLine(int left, int right, int top, int bottom, StringID str, StringAlignment align = SA_LEFT);
 
-int DrawString(int x, int y, StringID str, TextColour colour);
-
 void DrawCharCentered(uint32 c, int x, int y, TextColour colour);
 
 void GfxFillRect(int left, int top, int right, int bottom, int colour, FillRectMode mode = FILLRECT_OPAQUE);