diff --git a/helm/certificates/ops/templates/longhorn/certificate-dev.yaml b/helm/certificates/ops/templates/longhorn/certificate-dev.yaml
new file mode 100644
index 0000000..ca3c887
--- /dev/null
+++ b/helm/certificates/ops/templates/longhorn/certificate-dev.yaml
@@ -0,0 +1,13 @@
+apiVersion: cert-manager.io/v1
+kind: Certificate
+metadata:
+  name: longhorn-dev-tls
+  namespace: certificates-ops
+spec:
+  secretName: longhorn-dev-tls
+  issuerRef:
+    name: letsencrypt-prod
+    kind: ClusterIssuer
+  dnsNames:
+    - longhorn.dev.gkdomaine.fr
+
diff --git a/helm/longhorn/dev/values.yaml b/helm/longhorn/dev/values.yaml
index 0dd1429..288c311 100644
--- a/helm/longhorn/dev/values.yaml
+++ b/helm/longhorn/dev/values.yaml
@@ -30,8 +30,14 @@ longhorn:
 
   ingress:
     enabled: true
-    host: longhorn.dev.gkdomaine.local
+    className: traefik
+    host: longhorn.dev.gkdomaine.fr
     pathType: Prefix
+    # Configuration TLS avec le secret synchronisé depuis OPS
+    # Le secret est généré par cert-manager dans OPS et synchronisé vers ce cluster
+    tls:
+      enabled: true
+      secretName: longhorn-dev-tls
 
   # Persistence
   persistence: