diff --git a/terraform/ingress-apps.tf b/terraform/ingress-apps.tf
index dd1bf0d..8b6200a 100644
--- a/terraform/ingress-apps.tf
+++ b/terraform/ingress-apps.tf
@@ -12,4 +12,12 @@ module "api_domain" {
   subdomain = "api"
   ipv4      = "49.13.77.70"
   ipv6      = "2a01:4f8:c012:4d25::1"
+}
+
+module "prometheus_k8s_test_domain" {
+  source    = "./modules/domain"
+  domain    = "2martens.de"
+  subdomain = "prometheus.k8s.test"
+  ipv4      = "49.13.77.70"
+  ipv6      = "2a01:4f8:c012:4d25::1"
 }
\ No newline at end of file