diff --git a/lib/ace/lib/event.js b/lib/ace/lib/event.js
index d067edf1..b9f3ebe4 100644
--- a/lib/ace/lib/event.js
+++ b/lib/ace/lib/event.js
@@ -253,20 +253,6 @@ function normalizeCommandKeys(callback, e, keyCode) {
     }
     
     if (keyCode in keys.MODIFIER_KEYS) {
-        switch (keys.MODIFIER_KEYS[keyCode]) {
-            case "Alt":
-                hashId = 2;
-                break;
-            case "Shift":
-                hashId = 4;
-                break;
-            case "Ctrl":
-                hashId = 1;
-                break;
-            default:
-                hashId = 8;
-                break;
-        }
         keyCode = -1;
     }
 
diff --git a/lib/ace/lib/keys.js b/lib/ace/lib/keys.js
index 722c544d..9a8d7f58 100644
--- a/lib/ace/lib/keys.js
+++ b/lib/ace/lib/keys.js
@@ -146,7 +146,7 @@ var Keys = (function() {
     })();
 
     ret.KEY_MODS[0] = "";
-    ret.KEY_MODS[-1] = "input";
+    ret.KEY_MODS[-1] = "input-";
 
     return ret;
 })();