diff --git a/kubernetes-node-problem-detector/values.yaml b/kubernetes-node-problem-detector/values.yaml
index 898edec3a..928ee6c7f 100644
--- a/kubernetes-node-problem-detector/values.yaml
+++ b/kubernetes-node-problem-detector/values.yaml
@@ -40,6 +40,7 @@ pod:
     node_problem_detector:
       container:
         node_problem_detector:
+          readOnlyRootFilesystem: true
           privileged: true
   affinity:
     anti: