diff --git a/autogen/main/cluster.tf.tmpl b/autogen/main/cluster.tf.tmpl
index bda9fb0b0b..eb3c6b6d2b 100644
--- a/autogen/main/cluster.tf.tmpl
+++ b/autogen/main/cluster.tf.tmpl
@@ -1050,7 +1050,7 @@ resource "google_container_node_pool" "windows_pools" {
         cpu_manager_policy                     = lookup(each.value, "cpu_manager_policy", "static")
         cpu_cfs_quota                          = lookup(each.value, "cpu_cfs_quota", null)
         cpu_cfs_quota_period                   = lookup(each.value, "cpu_cfs_quota_period", null)
-        insecure_kubelet_readonly_port_enabled = lookup(each.value, "insecure_kubelet_readonly_port_enabled", var.insecure_kubelet_readonly_port_enabled != "" ? var.insecure_kubelet_readonly_port_enabled : null)
+        insecure_kubelet_readonly_port_enabled = lookup(each.value, "insecure_kubelet_readonly_port_enabled", var.insecure_kubelet_readonly_port_enabled != null ? var.insecure_kubelet_readonly_port_enabled : null)
         pod_pids_limit                         = lookup(each.value, "pod_pids_limit", null)
       }
     }