diff --git a/models/trigram/terragrunt.stack.hcl b/models/trigram/terragrunt.stack.hcl
index 3e873ce..6ee3df7 100644
--- a/models/trigram/terragrunt.stack.hcl
+++ b/models/trigram/terragrunt.stack.hcl
@@ -1,43 +1,5 @@
-#unit "service" {
-#  source = "../tmp"
-#  #  source = "git::git@github.com:acme/infrastructure-catalog.git//units/ec2-asg-stateful-service"
-#  path = "ofc/service"
-#  no_dot_terragrunt_stack = true
-#
-#  # Add any additional configuration for the service unit here
-#}
 stack "team" {
-  source = "${values.stack_git_url}/models/team"
+  source = "${values.stack_git_url}/models/team/?ref=${values.stack_version}"
   path = "${get_path_to_repo_root()}/${values.team}"
   no_dot_terragrunt_stack = true
-#
-#  unit "service" {
-#    source = "tmp"
-#    #  source = "git::git@github.com:acme/infrastructure-catalog.git//units/ec2-asg-stateful-service"
-#    path   = "service"
-#  
-#    no_dot_terragrunt_stack = true
-#  
-#    # Add any additional configuration for the service unit here
-#  }
-#  
-#  unit "db" {
-#    source = "tmp"
-#    #  source = "git::git@github.com:acme/infrastructure-catalog.git//units/mysql"
-#    path   = "db"
-#  
-#    no_dot_terragrunt_stack = true
-#  
-#    # Add any additional configuration for the db unit here
-#  }
-#  
-#  unit "asg-sg" {
-#    source = "tmp"
-#    #  source = "git::git@github.com:acme/infrastructure-catalog.git//units/security-group"
-#    path   = "sgs/asg"
-#  
-#    no_dot_terragrunt_stack = true
-#  
-#    # Add any additional configuration for the asg-sg unit here
-#  }
 }