diff --git a/build/prepare_deploy.sh b/build/prepare_deploy.sh
index 137f404c..f180a36e 100755
--- a/build/prepare_deploy.sh
+++ b/build/prepare_deploy.sh
@@ -1,11 +1,17 @@
 #!/bin/bash
 set -e
 set -x
+# copy old releases
 mkdir -p .ghpages-tmp && cd .ghpages-tmp
+# reset local changes before checkout
+git reset --hard
+git fetch origin gh-pages:gh-pages
 git checkout gh-pages
 cp -R ../releases/* .
 git checkout master
 cd -
+
+# build
 gulp build
 cd demo
 cp -R ../dist ./dist
diff --git a/build/tasks/build.js b/build/tasks/build.js
index 6897c0a0..69fc44a9 100644
--- a/build/tasks/build.js
+++ b/build/tasks/build.js
@@ -90,7 +90,7 @@ function bundle(outputFile, minify, cb) {
   builder
     .buildStatic(path.join(paths.tmp, paths.sourceEntryPoint),
       outputFile,
-      { format:'umd', sourceMaps: true, mangle: false, lowResSourceMaps: true, minify: minify }
+      { format:'umd', sourceMaps: true, lowResSourceMaps: true, minify: minify }
     )
     .then(function() {
       // wait some time to allow flush
diff --git a/package.json b/package.json
index 10220d92..fbb37100 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "redoc",
   "description": "Swagger-generated API Reference Documentation",
-  "version": "0.7.15",
+  "version": "0.8.0",
   "repository": {
     "type": "git",
     "url": "git://github.com/Rebilly/ReDoc"