diff --git a/terraform/modules/compute/openstack/variables.tf b/terraform/modules/compute/openstack/variables.tf
index d2676fea7a28a9a74d3ed7509dca2c593a43da2b..acf5a90d25884f52c2a5c5ad60f816e4660a6e8c 100644
--- a/terraform/modules/compute/openstack/variables.tf
+++ b/terraform/modules/compute/openstack/variables.tf
@@ -11,7 +11,7 @@ variable "cluster_type" {
     #condition     = var.cluster_type == "rke" || var.cluster_type == "rke2"
     #error_message = "Image needs to be one of [rke, rke2]."
     condition     = var.cluster_type == "rke2"
-    error_message = "Currently only support rke2"
+    error_message = "Currently only support rke2."
   }
 }