diff --git a/coder-base/main.tf b/coder-base/main.tf
index f2d448e..cf72714 100644
--- a/coder-base/main.tf
+++ b/coder-base/main.tf
@@ -23,6 +23,7 @@ data "coder_workspace_owner" "me" {}
 
 data "coder_external_auth" "gitlab" {
   id = "primary-gitlab"
+  optional = true
 }
 
 data "coder_parameter" "repo_url" {