diff --git a/src/sdl/rect.hpp b/src/sdl/rect.hpp
index be98ccdfc01d..ffee686af057 100644
--- a/src/sdl/rect.hpp
+++ b/src/sdl/rect.hpp
@@ -142,10 +142,10 @@ inline void fill_rect(surface& dst, SDL_Rect* dst_rect, const Uint32 color)
 }
 
 #if SDL_VERSION_ATLEAST(2,0,0)
-void fill_rect(SDL_Renderer *rnd, SDL_Rect *rect, Uint8 r, Uint8 g, Uint8 b,
+void fill_rect(SDL_Renderer &rnd, SDL_Rect *rect, Uint8 r, Uint8 g, Uint8 b,
 			   Uint8 a);
 
-void draw_rect(SDL_Renderer *rnd, SDL_Rect *rect, Uint8 r, Uint8 g, Uint8 b,
+void draw_rect(SDL_Renderer &rnd, SDL_Rect *rect, Uint8 r, Uint8 g, Uint8 b,
 			   Uint8 a);
 #endif
 } // namespace sdl