diff --git a/docs/concepts/storage/persistent-volumes.md b/docs/concepts/storage/persistent-volumes.md
index e02171b062..001dc93661 100644
--- a/docs/concepts/storage/persistent-volumes.md
+++ b/docs/concepts/storage/persistent-volumes.md
@@ -252,7 +252,7 @@ spec:
     - "ReadWriteOnce"
   gcePersistentDisk:
     fsType: "ext4"
-    pdName: "gce-disk-1
+    pdName: "gce-disk-1"
 ```
 
 A mount option is a string which will be cumulatively joined and used while mounting volume to the disk.