diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6291469..8475b8e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,8 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
+
+## [0.3.0] - 2017-08-10
 ### Added
 - Firefox support
 
@@ -35,6 +37,7 @@ The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/).
 ### Added
 - Initial implementation
 
-[Unreleased]: https://github.com/dguo/pawblock/compare/v0.2.0...HEAD
+[Unreleased]: https://github.com/dguo/pawblock/compare/v0.3.0...HEAD
+[0.3.0]: https://github.com/dguo/pawblock/compare/v0.2.0...v0.3.0
 [0.2.0]: https://github.com/dguo/pawblock/compare/v0.1.0...v0.2.0
 [landing page]: https://dannyguo.com/pawblock
diff --git a/dev b/dev
index 763bff6..cb3a55a 100755
--- a/dev
+++ b/dev
@@ -41,12 +41,13 @@ def release(args, remaining):
         exit(1)
     if raw_input('Did you update the changelog [y/n]? ').lower() != 'y':
         exit(1)
-    with zipfile.ZipFile('pawblock-chrome.zip', 'w',
+    with zipfile.ZipFile('pawblock.zip', 'w',
                          zipfile.ZIP_DEFLATED) as handle:
-        os.chdir('chrome')
+        os.chdir('extension')
         for root, dirs, files in os.walk('.'):
             for file in files:
-                handle.write(os.path.join(root, file))
+                if file != '.DS_Store':
+                    handle.write(os.path.join(root, file))
     print('Upload the new zip file in the Chrome Web Store developer dashboard')
     print('https://chrome.google.com/webstore/developer/edit/jngmmiaolbliepfphdnelgfcclpnkoja')
 parser_release = subparsers.add_parser('release', help='Help release an update')
diff --git a/chrome/block.html b/extension/block.html
similarity index 100%
rename from chrome/block.html
rename to extension/block.html
diff --git a/chrome/block.js b/extension/block.js
similarity index 100%
rename from chrome/block.js
rename to extension/block.js
diff --git a/chrome/blockCheck.js b/extension/blockCheck.js
similarity index 100%
rename from chrome/blockCheck.js
rename to extension/blockCheck.js
diff --git a/chrome/images/cat.jpg b/extension/images/cat.jpg
similarity index 100%
rename from chrome/images/cat.jpg
rename to extension/images/cat.jpg
diff --git a/chrome/images/default-happy.jpg b/extension/images/default-happy.jpg
similarity index 100%
rename from chrome/images/default-happy.jpg
rename to extension/images/default-happy.jpg
diff --git a/chrome/images/default-sad.jpg b/extension/images/default-sad.jpg
similarity index 100%
rename from chrome/images/default-sad.jpg
rename to extension/images/default-sad.jpg
diff --git a/chrome/images/icon-128-off.png b/extension/images/icon-128-off.png
similarity index 100%
rename from chrome/images/icon-128-off.png
rename to extension/images/icon-128-off.png
diff --git a/chrome/images/icon-128-on.png b/extension/images/icon-128-on.png
similarity index 100%
rename from chrome/images/icon-128-on.png
rename to extension/images/icon-128-on.png
diff --git a/chrome/images/icon-16-off.png b/extension/images/icon-16-off.png
similarity index 100%
rename from chrome/images/icon-16-off.png
rename to extension/images/icon-16-off.png
diff --git a/chrome/images/icon-16-on.png b/extension/images/icon-16-on.png
similarity index 100%
rename from chrome/images/icon-16-on.png
rename to extension/images/icon-16-on.png
diff --git a/chrome/images/icon-32-off.png b/extension/images/icon-32-off.png
similarity index 100%
rename from chrome/images/icon-32-off.png
rename to extension/images/icon-32-off.png
diff --git a/chrome/images/icon-32-on.png b/extension/images/icon-32-on.png
similarity index 100%
rename from chrome/images/icon-32-on.png
rename to extension/images/icon-32-on.png
diff --git a/chrome/images/icon-48-off.png b/extension/images/icon-48-off.png
similarity index 100%
rename from chrome/images/icon-48-off.png
rename to extension/images/icon-48-off.png
diff --git a/chrome/images/icon-48-on.png b/extension/images/icon-48-on.png
similarity index 100%
rename from chrome/images/icon-48-on.png
rename to extension/images/icon-48-on.png
diff --git a/chrome/manifest.json b/extension/manifest.json
similarity index 94%
rename from chrome/manifest.json
rename to extension/manifest.json
index c1a3468..1b49e33 100644
--- a/chrome/manifest.json
+++ b/extension/manifest.json
@@ -1,11 +1,11 @@
 {
   "manifest_version": 2,
   "name": "PawBlock",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "description": "Block websites to prevent procrastination and execessive web surfing.",
   "applications": {
     "gecko": {
-      "id": "pawblock@dannyguo.com"
+      "id": "@pawblock"
     }
   },
   "icons": {
diff --git a/chrome/options.html b/extension/options.html
similarity index 100%
rename from chrome/options.html
rename to extension/options.html
diff --git a/chrome/options.js b/extension/options.js
similarity index 100%
rename from chrome/options.js
rename to extension/options.js
diff --git a/chrome/popup.html b/extension/popup.html
similarity index 100%
rename from chrome/popup.html
rename to extension/popup.html
diff --git a/chrome/popup.js b/extension/popup.js
similarity index 100%
rename from chrome/popup.js
rename to extension/popup.js