diff --git a/region_network_endpoint_group_appengine/main.tf b/region_network_endpoint_group_appengine/main.tf
index 48a5c339..5bd917fa 100644
--- a/region_network_endpoint_group_appengine/main.tf
+++ b/region_network_endpoint_group_appengine/main.tf
@@ -14,8 +14,8 @@ resource "google_app_engine_flexible_app_version" "appengine_neg" {
   service    = "appengine-neg-${local.name_suffix}"
   runtime    = "nodejs"
   flexible_runtime_settings {
-    operating_system = "ubuntu22"
-    runtime_version = "20"
+    operating_system = "ubuntu24"
+    runtime_version = "24"
   }
 
   entrypoint {