diff --git a/docs/readthedocs/source/doc/Orca/Tutorial/k8s.md b/docs/readthedocs/source/doc/Orca/Tutorial/k8s.md
index 7909c329..71ba047f 100644
--- a/docs/readthedocs/source/doc/Orca/Tutorial/k8s.md
+++ b/docs/readthedocs/source/doc/Orca/Tutorial/k8s.md
@@ -135,7 +135,7 @@ def train_data_creator(config, batch_size):
 ```
 
 ---
-### 2 Pull Docker Image
+## 2 Pull Docker Image
 Please pull the BigDL [`bigdl-k8s`](https://hub.docker.com/r/intelanalytics/bigdl-k8s/tags) image (built on top of Spark 3.1.3) from Docker Hub beforehand as follows:
 ```bash
 # For the release version, e.g. 2.2.0
@@ -381,7 +381,7 @@ ${SPARK_HOME}/bin/spark-submit \
     --driver-memory 2g \
     --archives /path/to/environment.tar.gz#environment \
     --conf spark.pyspark.driver.python=python \
-    --conf spark.pyspark.python=./environment/bin/python \
+    --conf spark.pyspark.python=environment/bin/python \
     --properties-file ${BIGDL_HOME}/conf/spark-bigdl.conf \
     --py-files ${BIGDL_HOME}/python/bigdl-spark_${SPARK_VERSION}-${BIGDL_VERSION}-python-api.zip,/path/to/model.py \
     --conf spark.driver.extraClassPath=${BIGDL_HOME}/jars/* \
@@ -506,7 +506,7 @@ We define a Kubernetes Deployment in a YAML file. Some fields of the YAML are ex
 
 
 #### 7.3.1 K8s Client
-BigDL has provided an example [orca-tutorial-k8s-client.yaml](https://github.com/intel-analytics/BigDL/blob/main/python/orca/tutorial/pytorch/docker/orca-tutorial-client.yaml) to directly run the Fashion-MNIST example for k8s-client mode.
+BigDL has provided an example [orca-tutorial-k8s-client.yaml](https://github.com/intel-analytics/BigDL/blob/main/python/orca/tutorial/pytorch/FashionMNIST/orca-tutorial-k8s-client.yaml) to directly run the Fashion-MNIST example for k8s-client mode.
 The environment variables for Spark (including SPARK_VERSION and SPARK_HOME) and BigDL (including BIGDL_VERSION and BIGDL_HOME) are already configured in the BigDL K8s Docker image.
 
 You need to uncompress the conda archive in NFS before submitting the job:
@@ -610,11 +610,9 @@ kubectl delete job orca-pytorch-job
 ```
 
 #### 7.3.2 K8s Cluster
-BigDL has provided an example [orca-tutorial-k8s-cluster.yaml](https://github.com/intel-analytics/BigDL/blob/main/python/orca/tutorial/pytorch/docker/orca-tutorial-cluster.yaml) to run the Fashion-MNIST example for k8s-cluster mode.
+BigDL has provided an example [orca-tutorial-k8s-cluster.yaml](https://github.com/intel-analytics/BigDL/blob/main/python/orca/tutorial/pytorch/FashionMNIST/orca-tutorial-k8s-cluster.yaml) to run the Fashion-MNIST example for k8s-cluster mode.
 The environment variables for Spark (including SPARK_VERSION and SPARK_HOME) and BigDL (including BIGDL_VERSION and BIGDL_HOME) are already configured in the BigDL K8s Docker image.
 
-*orca-tutorial-k8s-cluster.yaml*
-
 ```bash
 apiVersion: batch/v1
 kind: Job