diff --git a/lab/development/us-gov-east-1/vpc/platform-eng-eks-mcm/eks-loki/terragrunt.hcl b/lab/development/us-gov-east-1/vpc/platform-eng-eks-mcm/eks-loki/terragrunt.hcl
index 55d3830e..0c85b080 100644
--- a/lab/development/us-gov-east-1/vpc/platform-eng-eks-mcm/eks-loki/terragrunt.hcl
+++ b/lab/development/us-gov-east-1/vpc/platform-eng-eks-mcm/eks-loki/terragrunt.hcl
@@ -31,7 +31,7 @@ dependency "eks_config" {
 }
 
 terraform {
-  source = "git@github.e.it.census.gov:SCT-Engineering/tfmod-loki.git?ref=${include.root.inputs.release_version}"
+  source = "git@github.e.it.census.gov:SCT-Engineering/tfmod-loki.git?ref=mcmCluster"
   extra_arguments "retry_lock" {
     commands  = get_terraform_commands_that_need_locking()
     arguments = ["-lock-timeout=20s"]