diff --git a/apps/cert-manager.yaml b/apps/cert-manager.yaml
new file mode 100644
index 0000000..4ee1be5
--- /dev/null
+++ b/apps/cert-manager.yaml
@@ -0,0 +1,37 @@
+apiVersion: argoproj.io/v1alpha1
+kind: Application
+metadata:
+  name: cert-manager
+  namespace: argocd
+  annotations:
+    argocd.argoproj.io/sync-wave: "1"
+spec:
+  project: cluster-infrastructure
+  syncPolicy:
+    automated:
+      prune: true
+      selfHeal: true
+    syncOptions:
+      - CreateNamespace=true
+  source:
+    chart: cert-manager
+    repoURL: https://charts.jetstack.io
+    targetRevision: 1.13.2
+    helm:
+      releaseName: cert-manager
+      valuesObject:
+        installCRDs: true
+        strategy:
+          type: RollingUpdate
+          rollingUpdate:
+            maxSurge: 1
+            maxUnavailable: 0
+        webhook:
+          strategy:
+            type: RollingUpdate
+            rollingUpdate:
+              maxSurge: 1
+              maxUnavailable: 0
+  destination:
+    server: "https://kubernetes.default.svc"
+    namespace: cert-manager