update
diff --git a/charts/url-shortener/templates/volume.yaml b/charts/url-shortener/templates/volume.yaml
new file mode 100644
index 0000000..992e601
--- /dev/null
+++ b/charts/url-shortener/templates/volume.yaml
@@ -0,0 +1,11 @@
+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: url-shortener
+  namespace: {{ .Release.Namespace }}
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: {{ .Values.storage.size }}