diff --git a/package.json b/package.json
index 1050184..f4b85d1 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "mocha": "^3.5.0",
     "nyc": "^11.1.0",
     "rimraf": "^2.6.1",
-    "rollup": "^0.47.6",
+    "rollup": "^0.49.2",
     "rollup-plugin-babel": "^3.0.0",
     "rollup-plugin-commonjs": "^8.0.2",
     "rollup-plugin-node-resolve": "^3.0.0",