diff --git a/iac/tf-multienv-cicd-anthos-autopilot/env-production.tf b/iac/tf-multienv-cicd-anthos-autopilot/env-production.tf
index c14fe477a..da3f0adf8 100644
--- a/iac/tf-multienv-cicd-anthos-autopilot/env-production.tf
+++ b/iac/tf-multienv-cicd-anthos-autopilot/env-production.tf
@@ -73,9 +73,10 @@ resource "google_service_account_iam_member" "gke_workload_production_identity"
   ]
 }
 
-# CloudSQL Postgres production instance 
+# CloudSQL Postgres production instance
 module "cloudsql_production" {
-  source = "GoogleCloudPlatform/sql-db/google//modules/postgresql"
+  source  = "GoogleCloudPlatform/sql-db/google//modules/postgresql"
+  version = "~> 20.0.0"
 
   project_id = var.project_id
   region     = var.region
diff --git a/iac/tf-multienv-cicd-anthos-autopilot/env-staging.tf b/iac/tf-multienv-cicd-anthos-autopilot/env-staging.tf
index a7993e2da..c1a5d6ed8 100644
--- a/iac/tf-multienv-cicd-anthos-autopilot/env-staging.tf
+++ b/iac/tf-multienv-cicd-anthos-autopilot/env-staging.tf
@@ -73,9 +73,10 @@ resource "google_service_account_iam_member" "gke_workload_staging_identity" {
   ]
 }
 
-# CloudSQL Postgres staging instance 
+# CloudSQL Postgres staging instance
 module "cloudsql_staging" {
-  source = "GoogleCloudPlatform/sql-db/google//modules/postgresql"
+  source  = "GoogleCloudPlatform/sql-db/google//modules/postgresql"
+  version = "~> 20.0.0"
 
   project_id = var.project_id
   region     = var.region