diff --git a/docs/getting-started-guides/ubuntu.md b/docs/getting-started-guides/ubuntu.md
index c47a15dc9d..ac1abbf233 100644
--- a/docs/getting-started-guides/ubuntu.md
+++ b/docs/getting-started-guides/ubuntu.md
@@ -80,7 +80,7 @@ First configure the cluster information in cluster/ubuntu/config-default.sh, fol
 ```shell
 export nodes="vcap@10.10.103.250 vcap@10.10.103.162 vcap@10.10.103.223"
 
-export role="ai i i"
+export roles="ai i i"
 
 export NUM_NODES=${NUM_NODES:-3}
 
@@ -92,7 +92,7 @@ export FLANNEL_NET=172.16.0.0/16
 The first variable `nodes` defines all your cluster nodes, master node comes first and
 separated with blank space like `<user_1@ip_1> <user_2@ip_2> <user_3@ip_3> `
 
-Then the `role` variable defines the role of above machine in the same order, "ai" stands for machine
+Then the `roles` variable defines the role of above machine in the same order, "ai" stands for machine
 acts as both master and node, "a" stands for master, "i" stands for node.
 
 The `NUM_NODES` variable defines the total number of nodes.
diff --git a/docs/user-guide/persistent-volumes/index.md b/docs/user-guide/persistent-volumes/index.md
index 1c4bb150f5..27fb34f14f 100644
--- a/docs/user-guide/persistent-volumes/index.md
+++ b/docs/user-guide/persistent-volumes/index.md
@@ -108,7 +108,7 @@ In the CLI, the access modes are abbreviated to:
 > __Important!__ A volume can only be mounted using one access mode at a time, even if it supports many.  For example, a GCEPersistentDisk can be mounted as ReadWriteOnce by a single node or ReadOnlyMany by many nodes, but not at the same time.
 
 
-|                      | ReadWriteOnce| ReadOnlyMany| ReadWriteMany|
+| Volume Plugin        | ReadWriteOnce| ReadOnlyMany| ReadWriteMany|
 | :---                 |     :---:    |    :---:    |    :---:     |
 | AWSElasticBlockStore | x            | -           | -            |
 | AzureFile            | x            | x           | x            |