diff --git a/src/video/raspberry/SDL_rpimouse.c b/src/video/raspberry/SDL_rpimouse.c
index 838196e79..f8ee4ec61 100644
--- a/src/video/raspberry/SDL_rpimouse.c
+++ b/src/video/raspberry/SDL_rpimouse.c
@@ -48,7 +48,7 @@ static int RPI_ShowCursor(SDL_Cursor * cursor);
 static void RPI_MoveCursor(SDL_Cursor * cursor);
 static void RPI_FreeCursor(SDL_Cursor * cursor);
 static void RPI_WarpMouse(SDL_Window * window, int x, int y);
-static void RPI_WarpMouseGlobal(int x, int y);
+static int RPI_WarpMouseGlobal(int x, int y);
 
 static SDL_Cursor *
 RPI_CreateDefaultCursor(void)