diff --git a/package.json b/package.json
index 7b60adc..5fd8943 100644
--- a/package.json
+++ b/package.json
@@ -54,7 +54,7 @@
     "fontfaceobserver": "^2.0.13",
     "isomorphic-unfetch": "^2.0.0",
     "object-assign": "^4.1.1",
-    "offline-plugin": "^4.8.4",
+    "offline-plugin": "^5.0.4",
     "prop-types": "^15.6.0",
     "react": "^16.0.0",
     "react-dom": "^16.0.0",