diff --git a/src/utils/game-loop.js b/src/utils/game-loop.js
index 600f3d8..d5e33d1 100644
--- a/src/utils/game-loop.js
+++ b/src/utils/game-loop.js
@@ -20,7 +20,7 @@ export default class GameLoop {
   }
 
   stop() {
-    if (!this.loopID) {
+    if (this.loopID) {
       window.cancelAnimationFrame(this.loopID);
       this.loopID = null;
     }