diff --git a/argocd/prometheus/test/argocd_values.yaml b/argocd/prometheus/test/argocd_values.yaml
index d1261f0..a10beea 100644
--- a/argocd/prometheus/test/argocd_values.yaml
+++ b/argocd/prometheus/test/argocd_values.yaml
@@ -1,3 +1,7 @@
+prometheus-node-exporter:
+  hostRootFsMount:
+    mountPropagation: None
+
 ingress:
   enabled: true
   ingressClassName: public