diff --git a/mkrfile.js b/mkrfile.js
index 17b0b4c9..f8a03225 100644
--- a/mkrfile.js
+++ b/mkrfile.js
@@ -29,7 +29,7 @@ function getBuildSuffix(callback) {
 }
 
 
-$.fn.autoprefixer = function (options) {
+$.fn.autoprefixer = function () {
 
     var autoprefixer = require('autoprefixer-core');
     var options = {browsers: ['last 2 versions']};
@@ -202,7 +202,7 @@ module.exports = function (suite) {
         var target = path.join(build, pkg.name + '-' + pkg.version + '.zip');
 
         $(build + ': **')
-            .jszip({dir: build})
+            .jszip({dir: build, level: 9})
             .write(target, true);
     });
 };
diff --git a/package.json b/package.json
index 98332c87..e306b933 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "fquery-includeit": "~0.2.0",
     "fquery-jade": "~0.3.0",
     "fquery-jshint": "~0.2.0",
-    "fquery-jszip": "~0.4.0",
+    "fquery-jszip": "~0.5.0",
     "fquery-less": "~0.2.0",
     "fquery-uglifyjs": "~0.2.1",
     "mkr": "~0.6.1"