diff --git a/app/Chart.yaml b/app/Chart.yaml
index c6bf3daa..87bd3687 100644
--- a/app/Chart.yaml
+++ b/app/Chart.yaml
@@ -13,4 +13,4 @@ maintainers:
 #
 # NOTE: this value is set at build time. DO NOT CHANGE.
 #
-version: 1.3.8
+version: 1.3.9
diff --git a/app/templates/deployment.yaml b/app/templates/deployment.yaml
index 6fc12e8a..6c25d563 100644
--- a/app/templates/deployment.yaml
+++ b/app/templates/deployment.yaml
@@ -120,6 +120,9 @@ spec:
         {{- if .key }}
         - name: {{ .key | replace "." "-" }}
           secret:
+            {{- if .defaultMode }}
+            defaultMode: {{ .defaultMode }}
+            {{- end }}
             secretName: {{ .name }}
             items:
               - key: {{ .key }}
@@ -127,6 +130,9 @@ spec:
         {{- else }}
         - name: {{ .name }}
           secret:
+            {{- if .defaultMode }}
+            defaultMode: {{ .defaultMode }}
+            {{- end }}
             secretName: {{ .name }}
         {{- end }}
         {{- end }}