diff --git a/.github/workflows/lint-test.yaml b/.github/workflows/lint-test.yaml
index b0e8e7e..bb96e1e 100644
--- a/.github/workflows/lint-test.yaml
+++ b/.github/workflows/lint-test.yaml
@@ -19,9 +19,9 @@ jobs:
       # Python is required because `ct lint` runs Yamale (https://github.com/23andMe/Yamale) and
       # yamllint (https://github.com/adrienverge/yamllint) which require Python
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v6.1.0
         with:
-          python-version: 3.7
+          python-version: 3.13
 
       - name: Set up chart-testing
         uses: helm/chart-testing-action@v2.1.0
diff --git a/charts/core-dump-handler/README.md b/charts/core-dump-handler/README.md
index 026be63..afc2446 100644
--- a/charts/core-dump-handler/README.md
+++ b/charts/core-dump-handler/README.md
@@ -334,6 +334,7 @@ Daemonset
 * envFrom: Array of [EnvFromSource](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.25/#envfromsource-v1-core) to inject into main container.
 * sidecarContainers: Array of [Container](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.25/#container-v1-core) to define as part of the pod.
 * updateStrategy: [DaemonsetUpdateStrategy](https://kubernetes.io/docs/reference/generated/kubernetes-api/v1.25/#daemonsetupdatestrategy-v1-apps) is a struct used to control the update strategy for the DaemonSet.
+* mountPropagation: [Mount propagation](https://kubernetes.io/docs/concepts/storage/volumes/#mount-propagation) mode for core dump volumes. (Default "")
 
 Service account:
 * useToken: automatically create a service account token secret
diff --git a/charts/core-dump-handler/templates/_helpers.tpl b/charts/core-dump-handler/templates/_helpers.tpl
index 200465f..20ea433 100644
--- a/charts/core-dump-handler/templates/_helpers.tpl
+++ b/charts/core-dump-handler/templates/_helpers.tpl
@@ -76,16 +76,27 @@ Basically copied from https://github.com/bitnami/charts/blob/master/bitnami/comm
 
 {{- define "core-dump-handler.daemonset.container.volumeMounts" -}}
 - name: host-volume
-  mountPath:  {{ .Values.daemonset.hostDirectory }}
-  mountPropagation: Bidirectional
+  mountPath: {{ .Values.daemonset.hostDirectory }}
+  {{- if .Values.daemonset.mountPropagation }}
+  mountPropagation: {{ .Values.daemonset.mountPropagation }}
+  {{- end }}
 - name: core-volume
-  mountPath:  {{ .Values.daemonset.coreDirectory }}
-  mountPropagation: Bidirectional
+  mountPath: {{ .Values.daemonset.coreDirectory }}
+  {{- if .Values.daemonset.mountPropagation }}
+  mountPropagation: {{ .Values.daemonset.mountPropagation }}
+  {{- end }}
 {{- if .Values.composer.coreEvents }}
 - name: event-volume
   mountPath:  {{ .Values.daemonset.eventDirectory }}
   mountPropagation: Bidirectional
 {{- end }}
+{{- if .Values.composer.coreEvents }}
+- name: event-volume
+  mountPath: {{ .Values.daemonset.eventDirectory }}
+  {{- if .Values.daemonset.mountPropagation }}
+  mountPropagation: {{ .Values.daemonset.mountPropagation }}
+  {{- end }}
+{{- end }}
 {{- if .Values.daemonset.mountContainerRuntimeEndpoint }}
 - mountPath: {{ .Values.daemonset.hostContainerRuntimeEndpoint }}
   name: container-runtime
diff --git a/charts/core-dump-handler/values.yaml b/charts/core-dump-handler/values.yaml
index 05f8213..8a4261f 100644
--- a/charts/core-dump-handler/values.yaml
+++ b/charts/core-dump-handler/values.yaml
@@ -60,6 +60,7 @@ daemonset:
   envFrom: []
   sidecarContainers: []
   updateStrategy: {}
+  mountPropagation: ""
 
 serviceAccount:
   create: true