diff --git a/a3/main.c b/a3/main.c
index 21c9f65..805d0c1 100644
--- a/a3/main.c
+++ b/a3/main.c
@@ -57,7 +57,7 @@ int main() {
             break;
         }
 
-        sleep(200000); // Delay ~5 fps
+        usleep(200000); // Delay ~5 fps
     }
 
 end: