diff --git a/package.json b/package.json
index f489d2a..2bf57a1 100644
--- a/package.json
+++ b/package.json
@@ -4,7 +4,7 @@
   "devDependencies": {
     "ava": "git+https://git@github.com/sindresorhus/ava.git#sigabrt",
     "babel-cli": "^6.4.0",
-    "babel-core": "^6.4.0",
+    "babel-core": "^6.7.4",
     "babel-plugin-add-module-exports": "^0.1.2",
     "babel-plugin-precompile-charcodes": "^1.0.0",
     "babel-preset-es2015": "^6.3.13",