diff --git a/app-files/core-deployments.yaml b/app-files/core-deployments.yaml
index 5c68432..18dda15 100644
--- a/app-files/core-deployments.yaml
+++ b/app-files/core-deployments.yaml
@@ -460,3 +460,23 @@ spec:
       - CreateNamespace=true
     automated:
       prune: false
+---
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: traefik-certmanager
+  namespace: argocd
+spec:
+  project: default
+  source:
+    repoURL: https://git.ar21.de/yolokube/core-deployments.git
+    targetRevision: HEAD
+    path: traefik-certmanager/overlay
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: traefik
+  syncPolicy:
+    syncOptions:
+      - CreateNamespace=true
+    automated:
+      prune: false