diff --git a/argocd/apps/penpot/penpot.yaml b/argocd/apps/penpot/penpot.yaml
index 80e217d..6d3a8d6 100644
--- a/argocd/apps/penpot/penpot.yaml
+++ b/argocd/apps/penpot/penpot.yaml
@@ -37,7 +37,7 @@ spec:
         - name: config.apiSecretKey
           value: "kmZ96pAxhTgk3HZvvBkPeVTspGBneKVLEpO_3ecORs_gwACENZ77z05zCe7skvPsQ3jI3QgkULQOWCuLjmjQsg"
         - name: backend.securityContext.capabilities.drop
-          value: ["ALL"]
+          value: "ALL"
         - name: ingress.annotations.cert-manager\.io\/cluster-issuer
           value: lets-encrypt-staging
     chart: penpot