diff --git a/prometheus/values.yaml b/prometheus/values.yaml
index cfd1d55..9dc101b 100644
--- a/prometheus/values.yaml
+++ b/prometheus/values.yaml
@@ -61,7 +61,6 @@ alertmanager:
     annotations:
       traefik.ingress.kubernetes.io/router.middlewares: traefik-basic-auth@kubernetescrd
   ingressPerReplica:
-    ingressClassName: traefik
     pathType: ImplementationSpecific
     paths:
       - /
@@ -106,7 +105,6 @@ prometheus:
     annotations:
       traefik.ingress.kubernetes.io/router.middlewares: traefik-basic-auth@kubernetescrd
   ingressPerReplica:
-    ingressClassName: traefik
     pathType: ImplementationSpecific
     paths:
       - /