diff --git a/package.json b/package.json
index 723a3f5b..4160b724 100644
--- a/package.json
+++ b/package.json
@@ -67,7 +67,7 @@
         "flexsearch": "^0.7.21",
         "hero-patterns": "^2.1.0",
         "if-env": "^1.0.4",
-        "isomorphic-unfetch": "^3.1.0",
+        "isomorphic-unfetch": "^4.0.0",
         "lodash": "^4.17.21",
         "lunr": "^2.3.9",
         "node-cron": "^3.0.0"