diff --git a/src/event/Key.js b/src/event/Key.js
index 85342afe..8af273a5 100644
--- a/src/event/Key.js
+++ b/src/event/Key.js
@@ -63,8 +63,7 @@ var Key = new function() {
             // based on whichever key is used for commands.
             command: {
                 get: function() {
-                    var browser = paper.browser;
-                    return browser.mac ? this.meta : this.control;
+                    return paper.browser.mac ? this.meta : this.control;
                 }
             }
         });
@@ -104,8 +103,7 @@ var Key = new function() {
         // Detect modifiers and mark them as pressed / released
         if (key.length > 1 && (name = Base.camelize(key)) in modifiers) {
             modifiers[name] = down;
-            var browser = paper.browser;
-            if (name === 'meta' && browser && browser.mac) {
+            if (name === 'meta' && paper.browser.mac) {
                 // Fix a strange behavior on Mac where no keyup events are
                 // received for any keys pressed while the meta key is down.
                 // Keep track of the normal keys being pressed and trigger keyup