diff --git a/kibana/templates/deployment.yaml b/kibana/templates/deployment.yaml
index 8a3e6a868..3bb2fc95d 100644
--- a/kibana/templates/deployment.yaml
+++ b/kibana/templates/deployment.yaml
@@ -44,6 +44,8 @@ spec:
         configmap-bin-hash: {{ tuple "configmap-bin.yaml" . | include "helm-toolkit.utils.hash" }}
         configmap-etc-hash: {{ tuple "configmap-etc.yaml" . | include "helm-toolkit.utils.hash" }}
     spec:
+      securityContext:
+        readOnlyRootFilesystem: true
       serviceAccountName: {{ $serviceAccountName }}
       affinity:
 {{ tuple $envAll "kibana" "dashboard" | include "helm-toolkit.snippets.kubernetes_pod_anti_affinity" | indent 8 }}