diff --git a/Dockerfile b/Dockerfile
index a682264f..3356998f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -43,7 +43,7 @@ RUN wget https://github.com/chrislusf/seaweedfs/releases/download/2.59/linux_amd
   && cp weed /usr/local/bin
 
 # install backend
-RUN pip install scrapy pymongo bs4 requests crawlab-sdk
+RUN pip install scrapy pymongo bs4 requests crawlab-sdk==0.6.b20210729_1634
 
 # add files
 COPY ./backend/conf /app/backend/conf
diff --git a/Dockerfile.cn b/Dockerfile.cn
index f99f66ea..299e446b 100644
--- a/Dockerfile.cn
+++ b/Dockerfile.cn
@@ -43,7 +43,7 @@ RUN wget https://github.com/chrislusf/seaweedfs/releases/download/2.59/linux_amd
   && cp weed /usr/local/bin
 
 # install backend
-RUN pip install scrapy pymongo bs4 requests crawlab-sdk -i https://mirrors.aliyun.com/pypi/simple
+RUN pip install scrapy pymongo bs4 requests crawlab-sdk==0.6.b20210729_1634 -i https://mirrors.aliyun.com/pypi/simple
 
 # add files
 COPY ./backend/conf /app/backend/conf