diff --git a/services/monitoring/helmrelease.yaml b/services/monitoring/helmrelease.yaml
index 2a0bb367..81396014 100644
--- a/services/monitoring/helmrelease.yaml
+++ b/services/monitoring/helmrelease.yaml
@@ -51,6 +51,11 @@ spec:
     disableWait: true
   values:
     hostNetwork: false
+    # Two offline nodes must not prevent collector updates on healthy nodes.
+    updateStrategy:
+      type: RollingUpdate
+      rollingUpdate:
+        maxUnavailable: 10%
     extraArgs:
       - --collector.textfile.directory=/host/root/var/lib/node_exporter/textfile_collector
     rbac: