diff --git a/cloud-sql/postgres/knex/package.json b/cloud-sql/postgres/knex/package.json
index 614c4ee92a..6384ad3aa7 100644
--- a/cloud-sql/postgres/knex/package.json
+++ b/cloud-sql/postgres/knex/package.json
@@ -25,7 +25,7 @@
     "express": "^4.16.2",
     "knex": "^0.16.3",
     "prompt": "^1.0.0",
-    "pug": "^2.0.3",
+    "pug": "^3.0.1",
     "@google-cloud/logging-winston": "^0.11.0",
     "winston": "^3.1.0"
   },