diff --git a/test/testcustomcursor.c b/test/testcustomcursor.c
index c8536eff8..741118d99 100644
--- a/test/testcustomcursor.c
+++ b/test/testcustomcursor.c
@@ -128,7 +128,7 @@ init_system_cursor(const char *image[])
       }
     }
   }
-  sscanf(image[4+row], "%d,%d", &hot_x, &hot_y);
+  SDL_sscanf(image[4+row], "%d,%d", &hot_x, &hot_y);
   return SDL_CreateCursor(data, mask, 32, 32, hot_x, hot_y);
 }