diff --git a/charts/kured/README.md b/charts/kured/README.md
index c03aed8..266d856 100644
--- a/charts/kured/README.md
+++ b/charts/kured/README.md
@@ -82,7 +82,7 @@ The following changes have been made compared to the stable chart:
 | `extraArgs`                             | Extra arguments to pass to `/usr/bin/kured`. See below.                     | `{}`                      |
 | `extraEnvVars`                          | Array of environment variables to pass to the daemonset.                    | `{}`                      |
 | `metricsPort`                           | Port to expose the metrics endpoint.                                        | `8080`                    |
-| `configuration.useRebootSentinelHostPath` | Not actually a flag, indicates if the sentinel should be mounted          | `true`                    |
+| `useRebootSentinelHostPath`             | Controls whether the chart uses a hostPath to read the sentinel file.       | `true`                    |
 | `configuration.lockTtl`                 | cli-parameter `--lock-ttl`                                                  | `0`                       |
 | `configuration.lockReleaseDelay`        | cli-parameter `--lock-release-delay`                                        | `0`                       |
 | `configuration.alertFilterRegexp`       | cli-parameter `--alert-filter-regexp`                                       | `""`                      |
diff --git a/charts/kured/templates/daemonset.yaml b/charts/kured/templates/daemonset.yaml
index d4aa876..cc2c050 100644
--- a/charts/kured/templates/daemonset.yaml
+++ b/charts/kured/templates/daemonset.yaml
@@ -118,13 +118,13 @@ spec:
             - --post-reboot-node-labels={{ . }}
           {{- end }}
           {{- if .Values.configuration.rebootSentinel }}
-            {{- if .Values.configuration.useRebootSentinelHostPath }}
+            {{- if .Values.useRebootSentinelHostPath }}
             - --reboot-sentinel=/sentinel/{{ base .Values.configuration.rebootSentinel }}
             {{ else }}
             - --reboot-sentinel={{ .Values.configuration.rebootSentinel }}
             {{- end }}
           {{- end }}
-          {{- if and .Values.configuration.rebootSentinelCommand (not .Values.configuration.useRebootSentinelHostPath) }}
+          {{- if and .Values.configuration.rebootSentinelCommand (not .Values.useRebootSentinelHostPath) }}
             - --reboot-sentinel-command={{ .Values.configuration.rebootSentinelCommand }}
           {{- end }}
           {{- if .Values.configuration.rebootCommand }}
@@ -176,10 +176,10 @@ spec:
             - --{{ $key }}
             {{- end }}
           {{- end }}
-        {{- if or .Values.volumeMounts .Values.configuration.useRebootSentinelHostPath }}
+        {{- if or .Values.volumeMounts .Values.useRebootSentinelHostPath }}
           volumeMounts:
         {{- end }}
-        {{- if .Values.configuration.useRebootSentinelHostPath }}
+        {{- if .Values.useRebootSentinelHostPath }}
           - mountPath: /sentinel
             name: sentinel
             readOnly: true
@@ -225,13 +225,14 @@ spec:
       affinity:
 {{ toYaml . | indent 8 }}
       {{- end }}
-    {{- if or .Values.volumes .Values.configuration.useRebootSentinelHostPath }}
+    {{- if or .Values.volumes .Values.useRebootSentinelHostPath }}
       volumes:
     {{- end }}
-    {{- if .Values.configuration.useRebootSentinelHostPath }}
+    {{- if .Values.useRebootSentinelHostPath }}
         - name: sentinel
           hostPath:
             path: {{ dir .Values.configuration.rebootSentinel }}
+            type: Directory
     {{- end }}
     {{- if .Values.volumes }}
 {{- toYaml .Values.volumes  | nindent 8 }}
diff --git a/charts/kured/values.yaml b/charts/kured/values.yaml
index bf5973b..1e0f60f 100644
--- a/charts/kured/values.yaml
+++ b/charts/kured/values.yaml
@@ -24,9 +24,11 @@ extraEnvVars:
 #  - name: regularEnvVariable
 #    value: 123
 
-configuration:
-  useRebootSentinelHostPath: true  # not actually a flag, indicates if the sentinel should be mounted
 
+# Controls whether the chart uses a hostPath to read the sentinel file
+useRebootSentinelHostPath: true
+
+configuration:
   metricsPort: 8080             # port number where metrics will listen
   lockTtl: 0                    # force clean annotation after this amount of time (default 0, disabled)
   alertFilterRegexp: ""         # alert names to ignore when checking for active alerts