diff --git a/web/game.html b/web/game.html
index 7ffa7c02..85c1cd35 100644
--- a/web/game.html
+++ b/web/game.html
@@ -88,22 +88,22 @@
 
     <script src="/static/js/lib/jquery-3.4.1.min.js"></script>
 
-    <script src="/static/js/log.js?v=1"></script>
-    <script src="/static/js/env.js?v=1"></script>
-    <script src="/static/js/event/event.js?v=1"></script>
-    <script src="/static/js/input/keys.js?v=1"></script>
-    <script src="/static/js/input/input.js?v=1"></script>
-    <script src="/static/js/gameList.js?v=1"></script>
-    <script src="/static/js/room.js?v=1"></script>
-    <script src="/static/js/controller.js?v=2"></script>
-    <script src="/static/js/input/keyboard.js?v=1"></script>
-    <script src="/static/js/input/touch.js?v=1"></script>
-    <script src="/static/js/input/joystick.js?v=1"></script>
-    <script src="/static/js/network/ajax.js?v=1"></script>
-    <script src="/static/js/network/socket.js?v=2"></script>
-    <script src="/static/js/network/rtcp.js?v=1"></script>
+    <script src="/static/js/log.js?v=3"></script>
+    <script src="/static/js/env.js?v=3"></script>
+    <script src="/static/js/event/event.js?v=3"></script>
+    <script src="/static/js/input/keys.js?v=3"></script>
+    <script src="/static/js/input/input.js?v=3"></script>
+    <script src="/static/js/gameList.js?v=3"></script>
+    <script src="/static/js/room.js?v=3"></script>
+    <script src="/static/js/controller.js?v=3"></script>
+    <script src="/static/js/input/keyboard.js?v=3"></script>
+    <script src="/static/js/input/touch.js?v=3"></script>
+    <script src="/static/js/input/joystick.js?v=3"></script>
+    <script src="/static/js/network/ajax.js?v=3"></script>
+    <script src="/static/js/network/socket.js?v=3"></script>
+    <script src="/static/js/network/rtcp.js?v=3"></script>
 
-    <script src="/static/js/init.js?v=1"></script>
+    <script src="/static/js/init.js?v=3"></script>
 
     <!-- Global site tag (gtag.js) - Google Analytics -->
     <script async src="https://www.googletagmanager.com/gtag/js?id=UA-145078282-1"></script>
diff --git a/web/js/input/keys.js b/web/js/input/keys.js
index b818449b..0b10a356 100644
--- a/web/js/input/keys.js
+++ b/web/js/input/keys.js
@@ -6,8 +6,6 @@ const KEY = (() => {
         Y: 'y',
         L: 'l',
         R: 'r',
-        L: 'l',
-        R: 'r',
         START: 'start',
         SELECT: 'select',
         LOAD: 'load',