diff --git a/backend/package.json b/backend/package.json
index e2c3fc5..2e7384c 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -146,7 +146,7 @@
 		"@typescript-eslint/parser": "^2.30.0",
 		"bufferutil": "^4.0.1",
 		"chai": "^4.2.0",
-		"copy-webpack-plugin": "^5.0.5",
+		"copy-webpack-plugin": "^9.0.1",
 		"eslint": "^7.21.0",
 		"eslint-config-prettier": "^8.1.0",
 		"mocha": "^6.2.2",