diff --git a/package.json b/package.json
index 27b94af..ed1926f 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "rollup": "^0.56.2",
     "rollup-plugin-buble": "^0.19.2",
     "rollup-plugin-bundle-size": "^1.0.1",
-    "rollup-plugin-commonjs": "^8.2.6",
+    "rollup-plugin-commonjs": "^9.0.0",
     "rollup-plugin-es3": "^1.1.0",
     "rollup-plugin-flow": "^1.1.1",
     "rollup-plugin-node-resolve": "^3.0.2",