diff --git a/package.json b/package.json
index 522ee81a..f630afb5 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
   "devDependencies": {
     "gulp": "^3.9.0",
     "gulp-qunit": "^1.2.1",
-    "prepro": "~0.8.3",
+    "prepro": "~0.9.0",
     "qunitjs": "~1.15.0",
     "uglify-js": "~2.4.23"
   },
diff --git a/src/core/PaperScope.js b/src/core/PaperScope.js
index 4e154fa4..7b6a3b4f 100644
--- a/src/core/PaperScope.js
+++ b/src/core/PaperScope.js
@@ -120,7 +120,7 @@ var PaperScope = Base.extend(/** @lends PaperScope# */{
      *
      * @type String
      */
-    version: '/*#=*/__options.version',
+    version: /*#=*/__options.version,
 
     // DOCS: PaperScope#settings
     /**