diff --git a/web/assets/js/game.js b/web/assets/js/game.js
index db6ea50..90d526e 100644
--- a/web/assets/js/game.js
+++ b/web/assets/js/game.js
@@ -119,7 +119,9 @@ function loadGrid() {
                     btnMirror.onmousedown = (e) => {
                         e.preventDefault();
                         e.stopPropagation();
-                        rotateMirror(x, y, e.button === 2);
+                        if(!isLevelFinished){
+                            rotateMirror(x, y, e.button === 2);
+                        }
                     };
                     btnMirror.oncontextmenu = (e) => e.preventDefault();