diff --git a/src/core/PaperScript.js b/src/core/PaperScript.js
index df4daf4a..ead636f8 100644
--- a/src/core/PaperScript.js
+++ b/src/core/PaperScript.js
@@ -271,10 +271,10 @@ Base.exports.PaperScript = (function() {
                 base64 = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
             value = (Math.abs(value) << 1) + (value < 0 ? 1 : 0);
             while (value || !res) {
-                var next = value & ((1 << 5) - 1);
+                var next = value & (32 - 1);
                 value >>= 5;
                 if (value)
-                    next |= (1 << 5);
+                    next |= 32;
                 res += base64[next];
             }
             return res;
diff --git a/src/node.js b/src/node.js
index 8a6de8a8..77c6f635 100644
--- a/src/node.js
+++ b/src/node.js
@@ -74,13 +74,13 @@ DOMParser.prototype.parseFromString = function(string, contenType) {
     return div.firstChild;
 };
 
-var sourceMaps = {};
-var sourceMapSupport = {
-    retrieveSourceMap: function(source) {
-        var map = sourceMaps[source];
-        return map ? { url: source, map: map } : null;
-    }
-};
+var sourceMaps = {},
+    sourceMapSupport = {
+        retrieveSourceMap: function(source) {
+            var map = sourceMaps[source];
+            return map ? { url: source, map: map } : null;
+        }
+    };
 
 // Register the .pjs extension for automatic compilation as PaperScript
 require.extensions['.pjs'] = function(module, filename) {