diff --git a/package.json b/package.json
index 280dd80..99a4b09 100644
--- a/package.json
+++ b/package.json
@@ -169,7 +169,7 @@
     "webpack": "3.7.1",
     "webpack-dev-server": "2.9.1",
     "webpack-merge": "4.1.0",
-    "webpack-subresource-integrity": "1.0.1",
+    "webpack-subresource-integrity": "1.5.1",
     "worker-loader": "1.0.0"
   },
   "greenkeeper": {