diff --git a/modules/kubernetes-addons/argocd/variables.tf b/modules/kubernetes-addons/argocd/variables.tf
index ad90e2b2e3..107a816813 100644
--- a/modules/kubernetes-addons/argocd/variables.tf
+++ b/modules/kubernetes-addons/argocd/variables.tf
@@ -8,11 +8,6 @@ variable "applications" {
   description = "ArgoCD Application config used to bootstrap a cluster."
   type        = any
   default     = {}
-
-  validation {
-    condition     = alltrue([for k, v in var.applications : length(regexall("^[a-z0-9]([-a-z0-9]*[a-z0-9])?(\\.[a-z0-9]([-a-z0-9]*[a-z0-9])?)*$", k)) > 0])
-    error_message = "All ArgoCD application config keys must consist of lower case alphanumeric characters, '-' or '.', and must start and end with an alphanumeric character"
-  }
 }
 
 variable "addon_config" {