diff --git a/applications/add-ons/sealed-secrets.yaml b/applications/add-ons/sealed-secrets.yaml
new file mode 100644
index 0000000..98e3973
--- /dev/null
+++ b/applications/add-ons/sealed-secrets.yaml
@@ -0,0 +1,22 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: sealed-secrets
+  namespace: argocd
+spec:
+  project: default
+  source:
+    repoURL: https://bitnami-labs.github.io/sealed-secrets
+    chart: sealed-secrets
+    targetRevision: 2.18.5
+  destination:
+    server: https://kubernetes.default.svc
+    namespace: sealed-secrets
+
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+      - ServerSideApply=true
diff --git a/applications/kustomization.yaml b/applications/kustomization.yaml
index 40b2c05..dbe5aa5 100644
--- a/applications/kustomization.yaml
+++ b/applications/kustomization.yaml
@@ -5,6 +5,7 @@ resources:
   # add-ons
   - add-ons/traefik.yaml
   - add-ons/cert-manager.yaml
+  - add-ons/sealed-secrets.yaml
 
   # services
   - services/app-autoregexbot.yaml