diff --git a/apps/fc-segmentdisplay/fc-segmentdisplay.yaml b/apps/fc-segmentdisplay/fc-segmentdisplay.yaml
index b7659c4..5f87beb 100644
--- a/apps/fc-segmentdisplay/fc-segmentdisplay.yaml
+++ b/apps/fc-segmentdisplay/fc-segmentdisplay.yaml
@@ -16,7 +16,7 @@ metadata:
 spec:
   secretName: segmentdisplay-web-tls
   issuerRef:
-    name: step-ca-acme
+    name: step-ca-dns01
     kind: ClusterIssuer
   dnsNames:
     - segmentdisplay.iamworkin.lan