diff --git a/package.json b/package.json
index 8a6f371aa044..041aa43de2a1 100644
--- a/package.json
+++ b/package.json
@@ -16,7 +16,7 @@
   "dependencies": {
     "@angular/compiler": "6.1.10",
     "@babel/code-frame": "7.0.0-beta.46",
-    "@babel/parser": "7.1.2",
+    "@babel/parser": "7.1.5",
     "@glimmer/syntax": "0.30.3",
     "@iarna/toml": "2.0.0",
     "angular-estree-parser": "1.1.3",
@@ -75,9 +75,9 @@
     "yaml-unist-parser": "1.0.0-rc.4"
   },
   "devDependencies": {
-    "@babel/cli": "7.1.2",
-    "@babel/core": "7.1.2",
-    "@babel/preset-env": "7.1.0",
+    "@babel/cli": "7.1.5",
+    "@babel/core": "7.1.5",
+    "@babel/preset-env": "7.1.5",
     "babel-loader": "8.0.4",
     "benchmark": "2.1.4",
     "builtin-modules": "2.0.0",
diff --git a/tests/flow_object_inexact/jsfmt.spec.js b/tests/flow_object_inexact/jsfmt.spec.js
index d7a2e7f244d2..21de23951140 100644
--- a/tests/flow_object_inexact/jsfmt.spec.js
+++ b/tests/flow_object_inexact/jsfmt.spec.js
@@ -1 +1 @@
-run_spec(__dirname, ["flow"], { trailingComma: "es5" });
+run_spec(__dirname, ["flow", "babylon"], { trailingComma: "es5" });
diff --git a/yarn.lock b/yarn.lock
index e3a1dc498158..f07a8f3c6c03 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -8,9 +8,9 @@
   dependencies:
     tslib "^1.9.0"
 
-"@babel/cli@7.1.2":
-  version "7.1.2"
-  resolved "https://registry.yarnpkg.com/@babel/cli/-/cli-7.1.2.tgz#fc2853ae96824b3779ca85de4fd025ce3cf62a5e"
+"@babel/cli@7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/cli/-/cli-7.1.5.tgz#4ccf0a8cdabeefdd8ce955384530f050935bc4d7"
   dependencies:
     commander "^2.8.1"
     convert-source-map "^1.1.0"
@@ -30,17 +30,17 @@
   dependencies:
     "@babel/highlight" "7.0.0-beta.46"
 
-"@babel/core@7.1.2":
-  version "7.1.2"
-  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.1.2.tgz#f8d2a9ceb6832887329a7b60f9d035791400ba4e"
+"@babel/core@7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/core/-/core-7.1.5.tgz#abb32d7aa247a91756469e788998db6a72b93090"
   dependencies:
     "@babel/code-frame" "^7.0.0"
-    "@babel/generator" "^7.1.2"
-    "@babel/helpers" "^7.1.2"
-    "@babel/parser" "^7.1.2"
+    "@babel/generator" "^7.1.5"
+    "@babel/helpers" "^7.1.5"
+    "@babel/parser" "^7.1.5"
     "@babel/template" "^7.1.2"
-    "@babel/traverse" "^7.1.0"
-    "@babel/types" "^7.1.2"
+    "@babel/traverse" "^7.1.5"
+    "@babel/types" "^7.1.5"
     convert-source-map "^1.1.0"
     debug "^3.1.0"
     json5 "^0.5.0"
@@ -49,7 +49,7 @@
     semver "^5.4.1"
     source-map "^0.5.0"
 
-"@babel/generator@^7.0.0", "@babel/generator@^7.1.2":
+"@babel/generator@^7.0.0":
   version "7.1.2"
   resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.1.2.tgz#fde75c072575ce7abbd97322e8fef5bae67e4630"
   dependencies:
@@ -59,6 +59,16 @@
     source-map "^0.5.0"
     trim-right "^1.0.1"
 
+"@babel/generator@^7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/generator/-/generator-7.1.5.tgz#615f064d13d95f8f9157c7261f68eddf32ec15b3"
+  dependencies:
+    "@babel/types" "^7.1.5"
+    jsesc "^2.5.1"
+    lodash "^4.17.10"
+    source-map "^0.5.0"
+    trim-right "^1.0.1"
+
 "@babel/helper-annotate-as-pure@^7.0.0":
   version "7.0.0"
   resolved "https://registry.yarnpkg.com/@babel/helper-annotate-as-pure/-/helper-annotate-as-pure-7.0.0.tgz#323d39dd0b50e10c7c06ca7d7638e6864d8c5c32"
@@ -202,13 +212,13 @@
     "@babel/traverse" "^7.1.0"
     "@babel/types" "^7.0.0"
 
-"@babel/helpers@^7.1.2":
-  version "7.1.2"
-  resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.1.2.tgz#ab752e8c35ef7d39987df4e8586c63b8846234b5"
+"@babel/helpers@^7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/helpers/-/helpers-7.1.5.tgz#68bfc1895d685f2b8f1995e788dbfe1f6ccb1996"
   dependencies:
     "@babel/template" "^7.1.2"
-    "@babel/traverse" "^7.1.0"
-    "@babel/types" "^7.1.2"
+    "@babel/traverse" "^7.1.5"
+    "@babel/types" "^7.1.5"
 
 "@babel/highlight@7.0.0-beta.46":
   version "7.0.0-beta.46"
@@ -218,7 +228,11 @@
     esutils "^2.0.2"
     js-tokens "^3.0.0"
 
-"@babel/parser@7.1.2", "@babel/parser@^7.1.0", "@babel/parser@^7.1.2":
+"@babel/parser@7.1.5", "@babel/parser@^7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.1.5.tgz#20b7d5e7e1811ba996f8a868962ea7dd2bfcd2fc"
+
+"@babel/parser@^7.1.0", "@babel/parser@^7.1.2":
   version "7.1.2"
   resolved "https://registry.yarnpkg.com/@babel/parser/-/parser-7.1.2.tgz#85c5c47af6d244fab77bce6b9bd830e38c978409"
 
@@ -303,9 +317,9 @@
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
 
-"@babel/plugin-transform-block-scoping@^7.0.0":
-  version "7.0.0"
-  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-block-scoping/-/plugin-transform-block-scoping-7.0.0.tgz#1745075edffd7cdaf69fab2fb6f9694424b7e9bc"
+"@babel/plugin-transform-block-scoping@^7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/plugin-transform-block-scoping/-/plugin-transform-block-scoping-7.1.5.tgz#3e8e0bc9a5104519923302a24f748f72f2f61f37"
   dependencies:
     "@babel/helper-plugin-utils" "^7.0.0"
     lodash "^4.17.10"
@@ -471,9 +485,9 @@
     "@babel/helper-regex" "^7.0.0"
     regexpu-core "^4.1.3"
 
-"@babel/preset-env@7.1.0":
-  version "7.1.0"
-  resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.1.0.tgz#e67ea5b0441cfeab1d6f41e9b5c79798800e8d11"
+"@babel/preset-env@7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/preset-env/-/preset-env-7.1.5.tgz#a28b5482ca8bc2f2d0712234d6c690240b92495d"
   dependencies:
     "@babel/helper-module-imports" "^7.0.0"
     "@babel/helper-plugin-utils" "^7.0.0"
@@ -488,7 +502,7 @@
     "@babel/plugin-transform-arrow-functions" "^7.0.0"
     "@babel/plugin-transform-async-to-generator" "^7.1.0"
     "@babel/plugin-transform-block-scoped-functions" "^7.0.0"
-    "@babel/plugin-transform-block-scoping" "^7.0.0"
+    "@babel/plugin-transform-block-scoping" "^7.1.5"
     "@babel/plugin-transform-classes" "^7.1.0"
     "@babel/plugin-transform-computed-properties" "^7.0.0"
     "@babel/plugin-transform-destructuring" "^7.0.0"
@@ -539,6 +553,20 @@
     globals "^11.1.0"
     lodash "^4.17.10"
 
+"@babel/traverse@^7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/traverse/-/traverse-7.1.5.tgz#5aafca2039aa058c104cf2bfeb9fc4a857ccbca9"
+  dependencies:
+    "@babel/code-frame" "^7.0.0"
+    "@babel/generator" "^7.1.5"
+    "@babel/helper-function-name" "^7.1.0"
+    "@babel/helper-split-export-declaration" "^7.0.0"
+    "@babel/parser" "^7.1.5"
+    "@babel/types" "^7.1.5"
+    debug "^3.1.0"
+    globals "^11.1.0"
+    lodash "^4.17.10"
+
 "@babel/types@7.0.0-beta.44":
   version "7.0.0-beta.44"
   resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.0.0-beta.44.tgz#6b1b164591f77dec0a0342aca995f2d046b3a757"
@@ -555,6 +583,14 @@
     lodash "^4.17.10"
     to-fast-properties "^2.0.0"
 
+"@babel/types@^7.1.5":
+  version "7.1.5"
+  resolved "https://registry.yarnpkg.com/@babel/types/-/types-7.1.5.tgz#12fe64e91a431234b7017b4227a78cc0eec4e081"
+  dependencies:
+    esutils "^2.0.2"
+    lodash "^4.17.10"
+    to-fast-properties "^2.0.0"
+
 "@glimmer/interfaces@^0.30.3":
   version "0.30.3"
   resolved "https://registry.yarnpkg.com/@glimmer/interfaces/-/interfaces-0.30.3.tgz#ea53e6b945ae3cc14588e655626ad9c6ed90a9f9"