diff --git a/renderers/SDL2/clay_renderer_SDL2.c b/renderers/SDL2/clay_renderer_SDL2.c
index 4149263..1607a28 100644
--- a/renderers/SDL2/clay_renderer_SDL2.c
+++ b/renderers/SDL2/clay_renderer_SDL2.c
@@ -1,4 +1,5 @@
 #include "../../clay.h"
+#include "math.h"
 #include <SDL.h>
 #include <SDL_ttf.h>
 #include <SDL_image.h>