diff --git a/package.json b/package.json
index b655b9c..d8469f0 100644
--- a/package.json
+++ b/package.json
@@ -121,7 +121,7 @@
     "rollup-plugin-babel": "3.0.2",
     "rollup-plugin-cleanup": "2.0.0",
     "rollup-plugin-conditional": "1.1.1",
-    "rollup-plugin-filesize": "1.4.2",
+    "rollup-plugin-filesize": "1.5.0",
     "rollup-watch": "4.3.1",
     "semver": "5.4.1",
     "sinon": "1.17.7",