diff --git a/permissionset/variables.tf b/permissionset/variables.tf
index 98e6f6a..7a4c471 100644
--- a/permissionset/variables.tf
+++ b/permissionset/variables.tf
@@ -47,6 +47,7 @@ variable "relay_state" {
 variable "auto_policy_count" {
   description = "Automatic customer policy generation as s-sso-{permissionsetname}-p{number}.  Use 0 for no -p{number} suffix."
   type        = number
+  nullable    = true
   default     = null
 
   validation {