diff --git a/doc/howto/usage/k8s/k8s_aws_en.md b/doc/howto/usage/k8s/k8s_aws_en.md
index c144bab649f31ba956019db3eb9e67c7f3307a16..a6422b9be00e210a6a305260585520acd72fb2f1 100644
--- a/doc/howto/usage/k8s/k8s_aws_en.md
+++ b/doc/howto/usage/k8s/k8s_aws_en.md
@@ -390,7 +390,7 @@ Now we've already setup a 3 nodes distributed Kubernetes cluster, and on each no
 
 #### Distributed Training Job
 
-Distributed training job is represented by a [kubernetes job](https://kubernetes.io/docs/user-guide/jobs/#what-is-a-job).
+A distributed training job is represented by a [kubernetes job](https://kubernetes.io/docs/user-guide/jobs/#what-is-a-job).
 
 Each Kuberentes job is described by a job config file, which specifies the information like the number of pods in the job and environment variables.