diff --git a/package.json b/package.json
index d517c01..7356cee 100644
--- a/package.json
+++ b/package.json
@@ -126,7 +126,7 @@
     "rollup-plugin-babel": "2.7.1",
     "rollup-plugin-cleanup": "1.0.0",
     "rollup-plugin-conditional": "0.1.4",
-    "rollup-plugin-filesize": "1.0.1",
+    "rollup-plugin-filesize": "1.2.0",
     "rollup-watch": "3.2.2",
     "semver": "5.3.0",
     "sinon": "1.17.7",