diff --git a/templates/experimental/worker-cobol/package.json b/templates/experimental/worker-cobol/package.json
index 5f6222f74efd..32fe263b6e4b 100644
--- a/templates/experimental/worker-cobol/package.json
+++ b/templates/experimental/worker-cobol/package.json
@@ -9,7 +9,7 @@
 		"dev": "wrangler dev src/index.js --local"
 	},
 	"devDependencies": {
-		"copy-webpack-plugin": "^5.1.1",
+		"copy-webpack-plugin": "^12.0.2",
 		"text-encoding": "^0.7.0",
 		"webpack": "^4.42.1",
 		"webpack-cli": "^4.9.0",