diff --git a/package.json b/package.json
index 4c5ceaa6b4..bebef25012 100644
--- a/package.json
+++ b/package.json
@@ -11,14 +11,14 @@
   },
   "devDependencies": {
     "async": "^1.5.0",
-    "babel-cli": "7.0.0-alpha.12",
-    "babel-core": "7.0.0-alpha.12",
-    "babel-eslint": "8.0.0-alpha.12",
+    "babel-cli": "7.0.0-alpha.15",
+    "babel-core": "7.0.0-alpha.15",
+    "babel-eslint": "8.0.0-alpha.15",
     "babel-plugin-istanbul": "^4.1.4",
-    "babel-preset-env": "2.0.0-alpha.12",
-    "babel-preset-flow": "7.0.0-alpha.12",
-    "babel-preset-stage-0": "7.0.0-alpha.12",
-    "babel-register": "7.0.0-alpha.12",
+    "babel-preset-env": "2.0.0-alpha.15",
+    "babel-preset-flow": "7.0.0-alpha.15",
+    "babel-preset-stage-0": "7.0.0-alpha.15",
+    "babel-register": "7.0.0-alpha.15",
     "browserify": "^13.1.1",
     "bundle-collapser": "^1.2.1",
     "chai": "^4.1.0",