diff --git a/enos/modules/gcp_target/main.tf b/enos/modules/gcp_target/main.tf
index a983daa06d..828a29dfb4 100644
--- a/enos/modules/gcp_target/main.tf
+++ b/enos/modules/gcp_target/main.tf
@@ -125,7 +125,7 @@ resource "google_compute_instance" "boundary_target" {
     "project" : "enos",
     "project_name" : "qti-enos-boundary",
     "environment" : var.environment,
-    "enos_user" : var.enos_user,
+    "enos_user" : replace(var.enos_user, "/[\\W]+/", ""),
     "filter_label_1" : random_id.filter_label1.hex
     "filter_label_2" : random_id.filter_label2.hex
   })
@@ -157,4 +157,4 @@ output "filter_label1" {
 
 output "filter_label2" {
   value = "labels.filter_label_2=${random_id.filter_label2.hex}"
-}
\ No newline at end of file
+}