diff --git a/packages/eventual-send/integration-test/package.json b/packages/eventual-send/integration-test/package.json
index b3cc7acde8a..9e10b8b75cc 100644
--- a/packages/eventual-send/integration-test/package.json
+++ b/packages/eventual-send/integration-test/package.json
@@ -36,7 +36,7 @@
     "rollup-plugin-replace": "^2.1.0",
     "tape": "^4.10.1",
     "tape-promise": "^4.0.0",
-    "webpack": "^4.29.6",
-    "webpack-cli": "^3.2.3"
+    "webpack": "^5.0.0",
+    "webpack-cli": "^4.0.0"
   }
 }