diff --git a/Dockerfile b/Dockerfile
index dceaf2ae9..40757d513 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -30,10 +30,14 @@ ENV CRAWLAB_IS_DOCKER Y
 
 # install packages
 RUN apt-get update \
-	&& apt-get install -y curl git net-tools iputils-ping ntp ntpdate python3 python3-pip nginx \
+	&& apt-get install -y curl git net-tools iputils-ping ntp ntpdate python3 python3-pip nginx wget \
 	&& ln -s /usr/bin/pip3 /usr/local/bin/pip \
 	&& ln -s /usr/bin/python3 /usr/local/bin/python
 
+# install dumb-init
+RUN wget -O /usr/local/bin/dumb-init https://github.com/Yelp/dumb-init/releases/download/v1.2.2/dumb-init_1.2.2_amd64
+RUN chmod +x /usr/local/bin/dumb-init
+
 # install backend
 RUN pip install scrapy pymongo bs4 requests crawlab-sdk scrapy-splash
 
diff --git a/Dockerfile.local b/Dockerfile.local
index eb10563d2..240d84e45 100644
--- a/Dockerfile.local
+++ b/Dockerfile.local
@@ -28,10 +28,14 @@ ENV DEBIAN_FRONTEND noninteractive
 # install packages
 RUN chmod 777 /tmp \
 	&& apt-get update \
-	&& apt-get install -y curl git net-tools iputils-ping ntp ntpdate python3 python3-pip nginx \
+	&& apt-get install -y curl git net-tools iputils-ping ntp ntpdate python3 python3-pip nginx wget \
 	&& ln -s /usr/bin/pip3 /usr/local/bin/pip \
 	&& ln -s /usr/bin/python3 /usr/local/bin/python
 
+# install dumb-init
+RUN wget -O /usr/local/bin/dumb-init https://github.com/Yelp/dumb-init/releases/download/v1.2.2/dumb-init_1.2.2_amd64
+RUN chmod +x /usr/local/bin/dumb-init
+
 # install backend
 RUN pip install scrapy pymongo bs4 requests crawlab-sdk scrapy-splash -i https://pypi.tuna.tsinghua.edu.cn/simple