diff --git a/lib/cson-parser.js b/lib/cson-parser.js
index 8296f38..1d0637e 100644
--- a/lib/cson-parser.js
+++ b/lib/cson-parser.js
@@ -1,4 +1,4 @@
-// Generated by CoffeeScript 1.9.0
+// Generated by CoffeeScript 1.10.0
 
 /*
 Copyright (c) 2014, Groupon, Inc.
diff --git a/lib/parse.js b/lib/parse.js
index 0ff1f3c..d7d6cbe 100644
--- a/lib/parse.js
+++ b/lib/parse.js
@@ -1,4 +1,4 @@
-// Generated by CoffeeScript 1.9.0
+// Generated by CoffeeScript 1.10.0
 
 /*
 Copyright (c) 2014, Groupon, Inc.
@@ -46,8 +46,8 @@ nodeTypeString = function(csNode) {
 };
 
 syntaxErrorMessage = function(csNode, msg) {
-  var column, columnIdx, line, lineIdx, _ref;
-  _ref = csNode.locationData, lineIdx = _ref.first_line, columnIdx = _ref.first_column;
+  var column, columnIdx, line, lineIdx, ref;
+  ref = csNode.locationData, lineIdx = ref.first_line, columnIdx = ref.first_column;
   if (lineIdx != null) {
     line = lineIdx + 1;
   }
@@ -85,7 +85,7 @@ parse = function(source, reviver) {
       return null;
     },
     Literal: function(node) {
-      var err, value;
+      var err, error, value;
       value = node.value;
       try {
         switch (value.charAt(0)) {
@@ -95,8 +95,8 @@ parse = function(source, reviver) {
           default:
             return JSON.parse(value);
         }
-      } catch (_error) {
-        err = _error;
+      } catch (error) {
+        err = error;
         throw new SyntaxError(syntaxErrorMessage(node, err.message));
       }
     },
diff --git a/lib/stringify.js b/lib/stringify.js
index 885554f..ba13232 100644
--- a/lib/stringify.js
+++ b/lib/stringify.js
@@ -1,4 +1,4 @@
-// Generated by CoffeeScript 1.9.0
+// Generated by CoffeeScript 1.10.0
 
 /*
 Copyright (c) 2014, Groupon, Inc.
@@ -32,7 +32,7 @@ NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 var SPACES, isObject, jsIdentifierRE, newlineWrap, tripleQuotesRE,
-  __indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };
+  indexOf = [].indexOf || function(item) { for (var i = 0, l = this.length; i < l; i++) { if (i in this && this[i] === item) return i; } return -1; };
 
 jsIdentifierRE = /^[a-z_$][a-z0-9_$]*$/i;
 
@@ -49,8 +49,8 @@ isObject = function(obj) {
 };
 
 module.exports = function(data, visitor, indent) {
-  var indentLine, indentLines, n, normalized, visitArray, visitNode, visitObject, visitString, _ref;
-  if ((_ref = typeof data) === 'undefined' || _ref === 'function') {
+  var indentLine, indentLines, n, normalized, ref, visitArray, visitNode, visitObject, visitString;
+  if ((ref = typeof data) === 'undefined' || ref === 'function') {
     return void 0;
   }
   indent = (function() {
@@ -59,7 +59,7 @@ module.exports = function(data, visitor, indent) {
         return indent.slice(0, 10);
       case 'number':
         n = Math.min(10, Math.floor(indent));
-        if (__indexOf.call([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], n) < 0) {
+        if (indexOf.call([1, 2, 3, 4, 5, 6, 7, 8, 9, 10], n) < 0) {
           n = 0;
         }
         return SPACES.slice(0, n);
@@ -96,12 +96,12 @@ module.exports = function(data, visitor, indent) {
     serializedItems = indent ? newlineWrap(indentLines(items.join('\n'))) : items.join(',');
     return "[" + serializedItems + "]";
   };
-  visitObject = function(obj, _arg) {
+  visitObject = function(obj, arg) {
     var bracesRequired, key, keypairs, serializedKeyPairs, serializedValue, value;
-    bracesRequired = _arg.bracesRequired;
+    bracesRequired = arg.bracesRequired;
     keypairs = (function() {
-      var _results;
-      _results = [];
+      var results;
+      results = [];
       for (key in obj) {
         value = obj[key];
         if (!key.match(jsIdentifierRE)) {
@@ -113,9 +113,9 @@ module.exports = function(data, visitor, indent) {
         if (indent) {
           serializedValue = isObject(value) && Object.keys(value).length > 0 ? "\n" + (indentLines(serializedValue)) : " " + serializedValue;
         }
-        _results.push(key + ":" + serializedValue);
+        results.push(key + ":" + serializedValue);
       }
-      return _results;
+      return results;
     })();
     if (keypairs.length === 0) {
       return '{}';
diff --git a/package.json b/package.json
index 9505c53..4c0627c 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     "npub": "^2.0.0"
   },
   "dependencies": {
-    "coffee-script": "1.9.0"
+    "coffee-script": "^1.9.0"
   },
   "publishConfig": {
     "registry": "https://registry.npmjs.org",