diff --git a/package-lock.json b/package-lock.json
index 05681445..bc441343 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -8352,14 +8352,11 @@
       }
     },
     "rollup-plugin-babel": {
-      "version": "2.7.1",
-      "resolved": "https://registry.npmjs.org/rollup-plugin-babel/-/rollup-plugin-babel-2.7.1.tgz",
-      "integrity": "sha1-FlKBl7D5OKFTb0RoPHqT1XMYL1c=",
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/rollup-plugin-babel/-/rollup-plugin-babel-3.0.4.tgz",
+      "integrity": "sha512-TGhQbliTZnRoUhd2214K3r4KJUBu9J1DPzcrAnkluVXOVrveU9OvAaYQ16KyOmujAoq+LMC1+x6YF2xBrU7t+g==",
       "dev": true,
       "requires": {
-        "babel-core": "6.26.3",
-        "babel-plugin-transform-es2015-classes": "6.24.1",
-        "object-assign": "4.1.1",
         "rollup-pluginutils": "1.5.2"
       }
     },
diff --git a/package.json b/package.json
index 30906531..5b1726e6 100644
--- a/package.json
+++ b/package.json
@@ -95,6 +95,7 @@
     "webvr-polyfill": "^0.10.5"
   },
   "devDependencies": {
+    "babel-core": "^6.26.3",
     "babel-plugin-external-helpers": "^6.22.0",
     "babel-plugin-transform-object-assign": "^6.8.0",
     "babel-preset-es2015": "^6.14.0",
@@ -121,7 +122,7 @@
     "qunit": "^2.5.1",
     "rimraf": "^2.6.1",
     "rollup": "^0.58.2",
-    "rollup-plugin-babel": "^2.7.1",
+    "rollup-plugin-babel": "^3.0.4",
     "rollup-plugin-commonjs": "^9.1.3",
     "rollup-plugin-json": "^2.1.1",
     "rollup-plugin-multi-entry": "^2.0.1",