diff --git a/k8s/argocd/apps/00-substrate.yaml b/k8s/argocd/apps/00-substrate.yaml
index ddc8657..3c6ee77 100644
--- a/k8s/argocd/apps/00-substrate.yaml
+++ b/k8s/argocd/apps/00-substrate.yaml
@@ -90,7 +90,7 @@ spec:
     targetRevision: main
     path: k8s/bootstrap/cert-manager
     directory:
-      include: "{letsencrypt-issuer.yaml,homelab-ca-issuer.yaml,homelab-ca-configmap.yaml}"
+      include: "letsencrypt-issuer.yaml,homelab-ca-issuer.yaml,homelab-ca-configmap.yaml"
   destination:
     server: https://kubernetes.default.svc
     namespace: cert-manager