diff --git a/cool/docdb.tf b/cool/docdb.tf
index 73d75b5..c7b7408 100644
--- a/cool/docdb.tf
+++ b/cool/docdb.tf
@@ -34,7 +34,7 @@ resource "aws_ssm_parameter" "docdb_password" {
 # DOCUMENT DB
 # ===========================
 module "documentdb" {
-  source                  = "git::https://github.com/cloudposse/terraform-aws-documentdb-cluster.git?ref=tags/0.8.0"
+  source                  = "git::https://github.com/cloudposse/terraform-aws-documentdb-cluster.git?ref=v0.30.0"
   stage                   = var.env
   namespace               = var.app
   name                    = "docdb"
@@ -50,7 +50,7 @@ module "documentdb" {
 }
 
 module "docdb" {
-  source                  = "git::https://github.com/cloudposse/terraform-aws-documentdb-cluster.git?ref=tags/0.13.0"
+  source                  = "git::https://github.com/cloudposse/terraform-aws-documentdb-cluster.git?ref=v0.30.0"
   stage                   = var.env
   namespace               = var.app
   name                    = "docdb4"
diff --git a/sandbox/docdb.tf b/sandbox/docdb.tf
index b4af0ab..64ca694 100644
--- a/sandbox/docdb.tf
+++ b/sandbox/docdb.tf
@@ -32,7 +32,7 @@ resource "aws_ssm_parameter" "docdb_password" {
 # DOCUMENT DB
 # ===========================
 module "docdb" {
-  source                  = "git::https://github.com/cloudposse/terraform-aws-documentdb-cluster.git?ref=tags/0.13.0"
+  source                  = "git::https://github.com/cloudposse/terraform-aws-documentdb-cluster.git?ref=v0.30.0"
   stage                   = var.env
   namespace               = var.app
   name                    = "docdb4"