diff --git a/cloud-sql/postgres/knex/package.json b/cloud-sql/postgres/knex/package.json
index 574b4f4c36..01a459a799 100644
--- a/cloud-sql/postgres/knex/package.json
+++ b/cloud-sql/postgres/knex/package.json
@@ -17,7 +17,7 @@
     "test": "mocha test/*.test.js --timeout=60000 --exit"
   },
   "dependencies": {
-    "@google-cloud/logging-winston": "^3.0.0",
+    "@google-cloud/logging-winston": "^4.0.0",
     "body-parser": "^1.18.3",
     "express": "^4.16.2",
     "knex": "^0.21.0",