diff --git a/modules/net-lb-app-ext/main.tf b/modules/net-lb-app-ext/main.tf
index ebe438ec..94a79d99 100644
--- a/modules/net-lb-app-ext/main.tf
+++ b/modules/net-lb-app-ext/main.tf
@@ -53,6 +53,9 @@ resource "google_compute_ssl_certificate" "default" {
   name        = "${var.name}-${each.key}"
   certificate = trimspace(each.value.certificate)
   private_key = trimspace(each.value.private_key)
+  lifecycle {
+    create_before_destroy = true
+  }
 }
 
 resource "google_compute_managed_ssl_certificate" "default" {