diff --git a/package.json b/package.json
index 33af4e6..2b50001 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   },
   "devDependencies": {
     "@babel/cli": "7.2.3",
-    "@babel/core": "^7.3.4",
+    "@babel/core": "^7.4.0",
     "@babel/preset-env": "^7.3.1",
     "@babel/preset-react": "^7.0.0",
     "babel-core": "^7.0.0-bridge.0",
diff --git a/yarn.lock b/yarn.lock
index 01a2026..952e707 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -26,18 +26,18 @@
   dependencies:
     "@babel/highlight" "^7.0.0"
 
-"@babel/core@^7.1.0", "@babel/core@^7.3.4":
-  version "7.3.4"
-  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.3.4.tgz#921a5a13746c21e32445bf0798680e9d11a6530b"
-  integrity sha512-jRsuseXBo9pN197KnDwhhaaBzyZr2oIcLHHTt2oDdQrej5Qp57dCCJafWx5ivU8/alEYDpssYqv1MUqcxwQlrA==
+"@babel/core@^7.1.0", "@babel/core@^7.4.0":
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.4.0.tgz#248fd6874b7d755010bfe61f557461d4f446d9e9"
+  integrity sha512-Dzl7U0/T69DFOTwqz/FJdnOSWS57NpjNfCwMKHABr589Lg8uX1RrlBIJ7L5Dubt/xkLsx0xH5EBFzlBVes1ayA==
   dependencies:
     "@babel/code-frame" "^7.0.0"
-    "@babel/generator" "^7.3.4"
-    "@babel/helpers" "^7.2.0"
-    "@babel/parser" "^7.3.4"
-    "@babel/template" "^7.2.2"
-    "@babel/traverse" "^7.3.4"
-    "@babel/types" "^7.3.4"
+    "@babel/generator" "^7.4.0"
+    "@babel/helpers" "^7.4.0"
+    "@babel/parser" "^7.4.0"
+    "@babel/template" "^7.4.0"
+    "@babel/traverse" "^7.4.0"
+    "@babel/types" "^7.4.0"
     convert-source-map "^1.1.0"
     debug "^4.1.0"
     json5 "^2.1.0"
@@ -46,12 +46,12 @@
     semver "^5.4.1"
     source-map "^0.5.0"
 
-"@babel/generator@^7.0.0", "@babel/generator@^7.3.4":
-  version "7.3.4"
-  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.3.4.tgz#9aa48c1989257877a9d971296e5b73bfe72e446e"
-  integrity sha512-8EXhHRFqlVVWXPezBW5keTiQi/rJMQTg/Y9uVCEZ0CAF3PKtCCaVRnp64Ii1ujhkoDhhF1fVsImoN4yJ2uz4Wg==
+"@babel/generator@^7.0.0", "@babel/generator@^7.4.0":
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.4.0.tgz#c230e79589ae7a729fd4631b9ded4dc220418196"
+  integrity sha512-/v5I+a1jhGSKLgZDcmAUZ4K/VePi43eRkUs3yePW1HB1iANOD5tqJXwGSG4BZhSksP8J9ejSlwGeTiiOFZOrXQ==
   dependencies:
-    "@babel/types" "^7.3.4"
+    "@babel/types" "^7.4.0"
     jsesc "^2.5.1"
     lodash "^4.17.11"
     source-map "^0.5.0"
@@ -210,6 +210,13 @@
   dependencies:
     "@babel/types" "^7.0.0"
 
+"@babel/helper-split-export-declaration@^7.4.0":
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/@babel/helper-split-export-declaration/-/helper-split-export-declaration-7.4.0.tgz#571bfd52701f492920d63b7f735030e9a3e10b55"
+  integrity sha512-7Cuc6JZiYShaZnybDmfwhY4UYHzI6rlqhWjaIqbsJGsIqPimEYy5uh3akSRLMg65LSdSEnJ8a8/bWQN6u2oMGw==
+  dependencies:
+    "@babel/types" "^7.4.0"
+
 "@babel/helper-wrap-function@^7.1.0":
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/@babel/helper-wrap-function/-/helper-wrap-function-7.2.0.tgz#c4e0012445769e2815b55296ead43a958549f6fa"
@@ -220,14 +227,14 @@
     "@babel/traverse" "^7.1.0"
     "@babel/types" "^7.2.0"
 
-"@babel/helpers@^7.2.0":
-  version "7.2.0"
-  resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.2.0.tgz#8335f3140f3144270dc63c4732a4f8b0a50b7a21"
-  integrity sha512-Fr07N+ea0dMcMN8nFpuK6dUIT7/ivt9yKQdEEnjVS83tG2pHwPi03gYmk/tyuwONnZ+sY+GFFPlWGgCtW1hF9A==
+"@babel/helpers@^7.4.0":
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.4.0.tgz#03392e52c4ce7ad2e7b1cc07d1aba867a8ce2e32"
+  integrity sha512-2Lfcn74A2WSFUbYJ76ilYE1GnegCKUHTfXxp25EL2zPZHjV7OcDncqNjl295mUH0VnB65mNriXW4J5ROvxsgGg==
   dependencies:
-    "@babel/template" "^7.1.2"
-    "@babel/traverse" "^7.1.5"
-    "@babel/types" "^7.2.0"
+    "@babel/template" "^7.4.0"
+    "@babel/traverse" "^7.4.0"
+    "@babel/types" "^7.4.0"
 
 "@babel/highlight@^7.0.0":
   version "7.0.0"
@@ -238,10 +245,10 @@
     esutils "^2.0.2"
     js-tokens "^4.0.0"
 
-"@babel/parser@^7.0.0", "@babel/parser@^7.1.0", "@babel/parser@^7.2.2", "@babel/parser@^7.3.4":
-  version "7.3.4"
-  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.3.4.tgz#a43357e4bbf4b92a437fb9e465c192848287f27c"
-  integrity sha512-tXZCqWtlOOP4wgCp6RjRvLmfuhnqTLy9VHwRochJBCP2nDm27JnnuFEnXFASVyQNHk36jD1tAammsCEEqgscIQ==
+"@babel/parser@^7.0.0", "@babel/parser@^7.1.0", "@babel/parser@^7.4.0":
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.4.0.tgz#6de669e73ac3a32c754280d0fef8fca6aad2c416"
+  integrity sha512-ZmMhJfU/+SXXvy9ALjDZopa3T3EixQtQai89JRC48eM9OUwrxJjYjuM/0wmdl2AekytlzMVhPY8cYdLb13kpKQ==
 
 "@babel/plugin-proposal-async-generator-functions@^7.2.0":
   version "7.2.0"
@@ -634,34 +641,34 @@
     "@babel/plugin-transform-react-jsx-self" "^7.0.0"
     "@babel/plugin-transform-react-jsx-source" "^7.0.0"
 
-"@babel/template@^7.0.0", "@babel/template@^7.1.0", "@babel/template@^7.1.2", "@babel/template@^7.2.2":
-  version "7.2.2"
-  resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.2.2.tgz#005b3fdf0ed96e88041330379e0da9a708eb2907"
-  integrity sha512-zRL0IMM02AUDwghf5LMSSDEz7sBCO2YnNmpg3uWTZj/v1rcG2BmQUvaGU8GhU8BvfMh1k2KIAYZ7Ji9KXPUg7g==
+"@babel/template@^7.0.0", "@babel/template@^7.1.0", "@babel/template@^7.4.0":
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/@babel/template/-/template-7.4.0.tgz#12474e9c077bae585c5d835a95c0b0b790c25c8b"
+  integrity sha512-SOWwxxClTTh5NdbbYZ0BmaBVzxzTh2tO/TeLTbF6MO6EzVhHTnff8CdBXx3mEtazFBoysmEM6GU/wF+SuSx4Fw==
   dependencies:
     "@babel/code-frame" "^7.0.0"
-    "@babel/parser" "^7.2.2"
-    "@babel/types" "^7.2.2"
+    "@babel/parser" "^7.4.0"
+    "@babel/types" "^7.4.0"
 
-"@babel/traverse@^7.0.0", "@babel/traverse@^7.1.0", "@babel/traverse@^7.1.5", "@babel/traverse@^7.3.4":
-  version "7.3.4"
-  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.3.4.tgz#1330aab72234f8dea091b08c4f8b9d05c7119e06"
-  integrity sha512-TvTHKp6471OYEcE/91uWmhR6PrrYywQntCHSaZ8CM8Vmp+pjAusal4nGB2WCCQd0rvI7nOMKn9GnbcvTUz3/ZQ==
+"@babel/traverse@^7.0.0", "@babel/traverse@^7.1.0", "@babel/traverse@^7.4.0":
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.4.0.tgz#14006967dd1d2b3494cdd650c686db9daf0ddada"
+  integrity sha512-/DtIHKfyg2bBKnIN+BItaIlEg5pjAnzHOIQe5w+rHAw/rg9g0V7T4rqPX8BJPfW11kt3koyjAnTNwCzb28Y1PA==
   dependencies:
     "@babel/code-frame" "^7.0.0"
-    "@babel/generator" "^7.3.4"
+    "@babel/generator" "^7.4.0"
     "@babel/helper-function-name" "^7.1.0"
-    "@babel/helper-split-export-declaration" "^7.0.0"
-    "@babel/parser" "^7.3.4"
-    "@babel/types" "^7.3.4"
+    "@babel/helper-split-export-declaration" "^7.4.0"
+    "@babel/parser" "^7.4.0"
+    "@babel/types" "^7.4.0"
     debug "^4.1.0"
     globals "^11.1.0"
     lodash "^4.17.11"
 
-"@babel/types@^7.0.0", "@babel/types@^7.2.0", "@babel/types@^7.2.2", "@babel/types@^7.3.0", "@babel/types@^7.3.4":
-  version "7.3.4"
-  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.3.4.tgz#bf482eaeaffb367a28abbf9357a94963235d90ed"
-  integrity sha512-WEkp8MsLftM7O/ty580wAmZzN1nDmCACc5+jFzUt+GUFNNIi3LdRlueYz0YIlmJhlZx1QYDMZL5vdWCL0fNjFQ==
+"@babel/types@^7.0.0", "@babel/types@^7.2.0", "@babel/types@^7.3.0", "@babel/types@^7.4.0":
+  version "7.4.0"
+  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.4.0.tgz#670724f77d24cce6cc7d8cf64599d511d164894c"
+  integrity sha512-aPvkXyU2SPOnztlgo8n9cEiXW755mgyvueUPcpStqdzoSPm0fjO0vQBjLkt3JKJW7ufikfcnMTTPsN1xaTsBPA==
   dependencies:
     esutils "^2.0.2"
     lodash "^4.17.11"