diff --git a/packages/extension/package.json b/packages/extension/package.json
index 38d8cec..de12a8d 100644
--- a/packages/extension/package.json
+++ b/packages/extension/package.json
@@ -19,7 +19,7 @@
     "vue-router": "^3.0.1"
   },
   "devDependencies": {
-    "@babel/core": "^7.0.0-beta.40",
+    "@babel/core": "^7.0.0-beta.41",
     "@babel/preset-env": "^7.0.0-beta.40",
     "@types/chrome": "^0.0.60",
     "@types/jest": "^22.1.4",
diff --git a/packages/extension/yarn.lock b/packages/extension/yarn.lock
index 8ddbebe..d64a82d 100644
--- a/packages/extension/yarn.lock
+++ b/packages/extension/yarn.lock
@@ -8,23 +8,30 @@
   dependencies:
     "@babel/highlight" "7.0.0-beta.40"
 
-"@babel/core@^7.0.0-beta.40":
-  version "7.0.0-beta.40"
-  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.0.0-beta.40.tgz#455464dd81d499fd97d32b473f0331f74379a33f"
-  dependencies:
-    "@babel/code-frame" "7.0.0-beta.40"
-    "@babel/generator" "7.0.0-beta.40"
-    "@babel/helpers" "7.0.0-beta.40"
-    "@babel/template" "7.0.0-beta.40"
-    "@babel/traverse" "7.0.0-beta.40"
-    "@babel/types" "7.0.0-beta.40"
-    babylon "7.0.0-beta.40"
+"@babel/code-frame@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/code-frame/-/code-frame-7.0.0-beta.41.tgz#68845c10a895050ab643e869100bbcf294b64e09"
+  dependencies:
+    "@babel/highlight" "7.0.0-beta.41"
+
+"@babel/core@^7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.0.0-beta.41.tgz#796a318ffd2c46e006f133a474b3be67f94e9ca5"
+  dependencies:
+    "@babel/code-frame" "7.0.0-beta.41"
+    "@babel/generator" "7.0.0-beta.41"
+    "@babel/helpers" "7.0.0-beta.41"
+    "@babel/template" "7.0.0-beta.41"
+    "@babel/traverse" "7.0.0-beta.41"
+    "@babel/types" "7.0.0-beta.41"
+    babylon "7.0.0-beta.41"
     convert-source-map "^1.1.0"
-    debug "^3.0.1"
+    debug "^3.1.0"
     json5 "^0.5.0"
     lodash "^4.2.0"
     micromatch "^2.3.11"
     resolve "^1.3.2"
+    semver "^5.4.1"
     source-map "^0.5.0"
 
 "@babel/generator@7.0.0-beta.40":
@@ -37,6 +44,16 @@
     source-map "^0.5.0"
     trim-right "^1.0.1"
 
+"@babel/generator@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.0.0-beta.41.tgz#5fce0676cea5acc1d493480d9fb7317ea2164d3f"
+  dependencies:
+    "@babel/types" "7.0.0-beta.41"
+    jsesc "^2.5.1"
+    lodash "^4.2.0"
+    source-map "^0.5.0"
+    trim-right "^1.0.1"
+
 "@babel/helper-annotate-as-pure@7.0.0-beta.40":
   version "7.0.0-beta.40"
   resolved "https://registry.yarnpkg.com/@babel/helper-annotate-as-pure/-/helper-annotate-as-pure-7.0.0-beta.40.tgz#095dd4c70b231eba17ebf61c3434e6f9d71bd574"
@@ -81,12 +98,26 @@
     "@babel/template" "7.0.0-beta.40"
     "@babel/types" "7.0.0-beta.40"
 
+"@babel/helper-function-name@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/helper-function-name/-/helper-function-name-7.0.0-beta.41.tgz#5c50bc96c50b23383aad413b84a3ee806ceaa0e1"
+  dependencies:
+    "@babel/helper-get-function-arity" "7.0.0-beta.41"
+    "@babel/template" "7.0.0-beta.41"
+    "@babel/types" "7.0.0-beta.41"
+
 "@babel/helper-get-function-arity@7.0.0-beta.40":
   version "7.0.0-beta.40"
   resolved "https://registry.yarnpkg.com/@babel/helper-get-function-arity/-/helper-get-function-arity-7.0.0-beta.40.tgz#ac0419cf067b0ec16453e1274f03878195791c6e"
   dependencies:
     "@babel/types" "7.0.0-beta.40"
 
+"@babel/helper-get-function-arity@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/helper-get-function-arity/-/helper-get-function-arity-7.0.0-beta.41.tgz#04b9e89d783f6c2223fbb81e11e59235a7781713"
+  dependencies:
+    "@babel/types" "7.0.0-beta.41"
+
 "@babel/helper-hoist-variables@7.0.0-beta.40":
   version "7.0.0-beta.40"
   resolved "https://registry.yarnpkg.com/@babel/helper-hoist-variables/-/helper-hoist-variables-7.0.0-beta.40.tgz#59d47fd133782d60db89af0d18083ad3c9f4801c"
@@ -149,6 +180,12 @@
     "@babel/types" "7.0.0-beta.40"
     lodash "^4.2.0"
 
+"@babel/helper-split-export-declaration@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.0.0-beta.41.tgz#8a0a67ded225ab7abeb4ad1fc138b4e0e882abee"
+  dependencies:
+    "@babel/types" "7.0.0-beta.41"
+
 "@babel/helper-wrap-function@7.0.0-beta.40":
   version "7.0.0-beta.40"
   resolved "https://registry.yarnpkg.com/@babel/helper-wrap-function/-/helper-wrap-function-7.0.0-beta.40.tgz#4db4630cdaf4fd47fa2c45b5b7a9ecc33ff3f2be"
@@ -158,13 +195,13 @@
     "@babel/traverse" "7.0.0-beta.40"
     "@babel/types" "7.0.0-beta.40"
 
-"@babel/helpers@7.0.0-beta.40":
-  version "7.0.0-beta.40"
-  resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.0.0-beta.40.tgz#82f8e144f56b2896b1d624ca88ac4603023ececd"
+"@babel/helpers@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.0.0-beta.41.tgz#66e1b9512a09677e0c4102d0569a8d2b8aceb119"
   dependencies:
-    "@babel/template" "7.0.0-beta.40"
-    "@babel/traverse" "7.0.0-beta.40"
-    "@babel/types" "7.0.0-beta.40"
+    "@babel/template" "7.0.0-beta.41"
+    "@babel/traverse" "7.0.0-beta.41"
+    "@babel/types" "7.0.0-beta.41"
 
 "@babel/highlight@7.0.0-beta.40":
   version "7.0.0-beta.40"
@@ -174,6 +211,14 @@
     esutils "^2.0.2"
     js-tokens "^3.0.0"
 
+"@babel/highlight@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/highlight/-/highlight-7.0.0-beta.41.tgz#7e1d634de3821e664bc8ad9688f240530d239b95"
+  dependencies:
+    chalk "^2.0.0"
+    esutils "^2.0.2"
+    js-tokens "^3.0.0"
+
 "@babel/plugin-proposal-async-generator-functions@7.0.0-beta.40":
   version "7.0.0-beta.40"
   resolved "https://registry.yarnpkg.com/@babel/plugin-proposal-async-generator-functions/-/plugin-proposal-async-generator-functions-7.0.0-beta.40.tgz#64f4aebc3fff33d2ae8f0a0870f0dfe2ff6815d6"
@@ -413,6 +458,15 @@
     babylon "7.0.0-beta.40"
     lodash "^4.2.0"
 
+"@babel/template@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.0.0-beta.41.tgz#628eeb93f9b5b423a252d3b6183f12e09505ab55"
+  dependencies:
+    "@babel/code-frame" "7.0.0-beta.41"
+    "@babel/types" "7.0.0-beta.41"
+    babylon "7.0.0-beta.41"
+    lodash "^4.2.0"
+
 "@babel/traverse@7.0.0-beta.40":
   version "7.0.0-beta.40"
   resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.0.0-beta.40.tgz#d140e449b2e093ef9fe1a2eecc28421ffb4e521e"
@@ -427,6 +481,21 @@
     invariant "^2.2.0"
     lodash "^4.2.0"
 
+"@babel/traverse@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.0.0-beta.41.tgz#1615f6fa87382c34511be8be1cd083eba9b1ae88"
+  dependencies:
+    "@babel/code-frame" "7.0.0-beta.41"
+    "@babel/generator" "7.0.0-beta.41"
+    "@babel/helper-function-name" "7.0.0-beta.41"
+    "@babel/helper-split-export-declaration" "7.0.0-beta.41"
+    "@babel/types" "7.0.0-beta.41"
+    babylon "7.0.0-beta.41"
+    debug "^3.1.0"
+    globals "^11.1.0"
+    invariant "^2.2.0"
+    lodash "^4.2.0"
+
 "@babel/types@7.0.0-beta.40":
   version "7.0.0-beta.40"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.0.0-beta.40.tgz#25c3d7aae14126abe05fcb098c65a66b6d6b8c14"
@@ -435,6 +504,14 @@
     lodash "^4.2.0"
     to-fast-properties "^2.0.0"
 
+"@babel/types@7.0.0-beta.41":
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.0.0-beta.41.tgz#776e6ec154fb8ec11da697be35b705c6eeb00e75"
+  dependencies:
+    esutils "^2.0.2"
+    lodash "^4.2.0"
+    to-fast-properties "^2.0.0"
+
 "@sindresorhus/is@^0.7.0":
   version "0.7.0"
   resolved "https://registry.yarnpkg.com/@sindresorhus/is/-/is-0.7.0.tgz#9a06f4f137ee84d7df0460c1fdb1135ffa6c50fd"
@@ -1409,6 +1486,10 @@ babylon@7.0.0-beta.40:
   version "7.0.0-beta.40"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-7.0.0-beta.40.tgz#91fc8cd56d5eb98b28e6fde41045f2957779940a"
 
+babylon@7.0.0-beta.41:
+  version "7.0.0-beta.41"
+  resolved "https://registry.yarnpkg.com/babylon/-/babylon-7.0.0-beta.41.tgz#e1b208d53a7a05ede2cf96cbecd86f5ed47f584f"
+
 babylon@^6.17.3, babylon@^6.18.0:
   version "6.18.0"
   resolved "https://registry.yarnpkg.com/babylon/-/babylon-6.18.0.tgz#af2f3b88fa6f5c1e4c634d1a0f8eac4f55b395e3"