diff --git a/src/shifty.token.js b/src/shifty.token.js
index 4b799d39..674cd8c6 100644
--- a/src/shifty.token.js
+++ b/src/shifty.token.js
@@ -201,7 +201,7 @@
     } else if (chunks.length === 1 ||
       // ...or if the string starts with a number component (".", "-", or a
       // digit)...
-    formattedString[0].match(R_NUMBER_COMPONENT)) {
+    formattedString.charAt(0).match(R_NUMBER_COMPONENT)) {
       // ...prepend an empty string here to make sure that the formatted number
       // is properly replaced by VALUE_PLACEHOLDER
       chunks.unshift('');
diff --git a/tests/index.html b/tests/index.html
index dac9d18f..e5dfb357 100644
--- a/tests/index.html
+++ b/tests/index.html
@@ -29,7 +29,9 @@ <h2 id="qunit-userAgent"></h2>
 
 <script>
   (function () {
-    var log = console.log;
+    window.console = window.console || {
+      log: function () {}
+    };
 
     function forceInternalUpdate (tweenable) {
       timeoutHandler(tweenable,