diff --git a/linux/k3s/prometheus/tasks/main.yml b/linux/k3s/prometheus/tasks/main.yml
index 358f7f7..2852970 100644
--- a/linux/k3s/prometheus/tasks/main.yml
+++ b/linux/k3s/prometheus/tasks/main.yml
@@ -55,7 +55,7 @@
           paths:
             - "/"
           tls:
-            - secretName: grafana-tls
+            - secretName: prometheus-tls
               hosts:
                  - "{{ prometheus_fqdn }}"
       prometheusSpec: