diff --git a/package.json b/package.json
index aa2c451..2d2062b 100644
--- a/package.json
+++ b/package.json
@@ -38,7 +38,7 @@
     "test": "ava"
   },
   "dependencies": {
-    "@babel/core": "^7.3.3",
+    "@babel/core": "^7.3.4",
     "@ianwalter/npm-short-name": "^1.0.0",
     "@ianwalter/promise-complete": "^3.0.1",
     "@ianwalter/rollup-plugin-hashbang": "^1.0.1",
@@ -55,7 +55,7 @@
     "rollup-plugin-node-resolve": "^4.0.1"
   },
   "devDependencies": {
-    "@babel/runtime": "^7.3.1",
+    "@babel/runtime": "^7.3.4",
     "@ianwalter/babel-preset-lib": "^1.1.0",
     "@ianwalter/execa-helper": "^1.0.0",
     "ava": "^1.2.1",
diff --git a/yarn.lock b/yarn.lock
index d05b777..cad0470 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -64,18 +64,18 @@
     semver "^5.4.1"
     source-map "^0.5.0"
 
-"@babel/core@^7.3.3":
-  version "7.3.3"
-  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.3.3.tgz#d090d157b7c5060d05a05acaebc048bd2b037947"
-  integrity sha512-w445QGI2qd0E0GlSnq6huRZWPMmQGCp5gd5ZWS4hagn0EiwzxD5QMFkpchyusAyVC1n27OKXzQ0/88aVU9n4xQ==
+"@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==
   dependencies:
     "@babel/code-frame" "^7.0.0"
-    "@babel/generator" "^7.3.3"
+    "@babel/generator" "^7.3.4"
     "@babel/helpers" "^7.2.0"
-    "@babel/parser" "^7.3.3"
+    "@babel/parser" "^7.3.4"
     "@babel/template" "^7.2.2"
-    "@babel/traverse" "^7.2.2"
-    "@babel/types" "^7.3.3"
+    "@babel/traverse" "^7.3.4"
+    "@babel/types" "^7.3.4"
     convert-source-map "^1.1.0"
     debug "^4.1.0"
     json5 "^2.1.0"
@@ -106,12 +106,12 @@
     source-map "^0.5.0"
     trim-right "^1.0.1"
 
-"@babel/generator@^7.3.3":
-  version "7.3.3"
-  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.3.3.tgz#185962ade59a52e00ca2bdfcfd1d58e528d4e39e"
-  integrity sha512-aEADYwRRZjJyMnKN7llGIlircxTCofm3dtV5pmY6ob18MSIuipHpA2yZWkPlycwu5HJcx/pADS3zssd8eY7/6A==
+"@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==
   dependencies:
-    "@babel/types" "^7.3.3"
+    "@babel/types" "^7.3.4"
     jsesc "^2.5.1"
     lodash "^4.17.11"
     source-map "^0.5.0"
@@ -295,10 +295,10 @@
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.2.3.tgz#32f5df65744b70888d17872ec106b02434ba1489"
   integrity sha512-0LyEcVlfCoFmci8mXx8A5oIkpkOgyo8dRHtxBnK9RRBwxO2+JZPNsqtVEZQ7mJFPxnXF9lfmU24mHOPI0qnlkA==
 
-"@babel/parser@^7.3.3":
-  version "7.3.3"
-  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.3.3.tgz#092d450db02bdb6ccb1ca8ffd47d8774a91aef87"
-  integrity sha512-xsH1CJoln2r74hR+y7cg2B5JCPaTh+Hd+EbBRk9nWGSNspuo6krjhX0Om6RnRQuIvFq8wVXCLKH3kwKDYhanSg==
+"@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/plugin-proposal-async-generator-functions@^7.0.0", "@babel/plugin-proposal-async-generator-functions@^7.2.0":
   version "7.2.0"
@@ -659,13 +659,20 @@
     js-levenshtein "^1.1.3"
     semver "^5.3.0"
 
-"@babel/runtime@^7.2.0", "@babel/runtime@^7.3.1":
+"@babel/runtime@^7.2.0":
   version "7.3.1"
   resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.3.1.tgz#574b03e8e8a9898eaf4a872a92ea20b7846f6f2a"
   integrity sha512-7jGW8ppV0ant637pIqAcFfQDDH1orEPGJb8aXfUozuCU3QqX7rX4DA8iwrbPrR1hcH0FTTHz47yQnk+bl5xHQA==
   dependencies:
     regenerator-runtime "^0.12.0"
 
+"@babel/runtime@^7.3.4":
+  version "7.3.4"
+  resolved "https://registry.yarnpkg.com/@babel/runtime/-/runtime-7.3.4.tgz#73d12ba819e365fcf7fd152aed56d6df97d21c83"
+  integrity sha512-IvfvnMdSaLBateu0jfsYIpZTxAc2cKEXEMiezGGN75QcBcecDUKd3PgLAncT0oOgxKy8dd8hrJKj9MfzgfZd6g==
+  dependencies:
+    regenerator-runtime "^0.12.0"
+
 "@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"
@@ -690,6 +697,21 @@
     globals "^11.1.0"
     lodash "^4.17.10"
 
+"@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==
+  dependencies:
+    "@babel/code-frame" "^7.0.0"
+    "@babel/generator" "^7.3.4"
+    "@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"
+    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":
   version "7.2.2"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.2.2.tgz#44e10fc24e33af524488b716cdaee5360ea8ed1e"
@@ -708,10 +730,10 @@
     lodash "^4.17.10"
     to-fast-properties "^2.0.0"
 
-"@babel/types@^7.3.3":
-  version "7.3.3"
-  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.3.3.tgz#6c44d1cdac2a7625b624216657d5bc6c107ab436"
-  integrity sha512-2tACZ80Wg09UnPg5uGAOUvvInaqLk3l/IAhQzlxLQOIXacr6bMsra5SH6AWw/hIDRCSbCdHP2KzSOD+cT7TzMQ==
+"@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==
   dependencies:
     esutils "^2.0.2"
     lodash "^4.17.11"
@@ -1499,11 +1521,6 @@ common-path-prefix@^1.0.0:
   resolved "https://registry.yarnpkg.com/common-path-prefix/-/common-path-prefix-1.0.0.tgz#cd52f6f0712e0baab97d6f9732874f22f47752c0"
   integrity sha1-zVL28HEuC6q5fW+XModPIvR3UsA=
 
-common-tags@^1.8.0:
-  version "1.8.0"
-  resolved "https://registry.yarnpkg.com/common-tags/-/common-tags-1.8.0.tgz#8e3153e542d4a39e9b10554434afaaf98956a937"
-  integrity sha512-6P6g0uetGpW/sdyUy/iQQCbFF0kWVMSIVSyYz7Zgjcgh8mgw8PQzDNZeyZ5DQ2gM7LBoZPHmnjz8rUthkBG5tw==
-
 component-emitter@^1.2.1:
   version "1.2.1"
   resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.2.1.tgz#137918d6d78283f7df7a6b7c5a63e140e69425e6"