diff --git a/src/pc/gfx/gfx_sdl2.c b/src/pc/gfx/gfx_sdl2.c
index 65d7b4e..923d264 100644
--- a/src/pc/gfx/gfx_sdl2.c
+++ b/src/pc/gfx/gfx_sdl2.c
@@ -274,13 +274,14 @@ static bool gfx_sdl_start_frame(void) {
 
 static void sync_framerate_with_timer(void) {
     // Number of milliseconds a frame should take (30 fps)
-    const Uint32 FRAME_TIME = 1000 / 30;
-    static Uint32 last_time;
-    Uint32 elapsed = SDL_GetTicks() - last_time;
+    const Uint64 FRAME_TIME = 1000 / 30;
+    static Uint64 last_time;
+    Uint64 elapsed = SDL_GetTicks64() - last_time;
 
     if (elapsed < FRAME_TIME)
         SDL_Delay(FRAME_TIME - elapsed);
-    last_time += FRAME_TIME;
+
+    last_time = SDL_GetTicks64();
 }
 
 static void gfx_sdl_swap_buffers_begin(void) {