diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index d335c2c..ca4fed2 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -1,5 +1,5 @@
 ---
-image: s3lph/spaceapi-server-ci:20191126-02
+image: s3lph/spaceapi-server-ci:20200620-01
 
 stages:
   - test
diff --git a/package/Dockerfile b/package/Dockerfile
index 31913cd..0feb8f5 100644
--- a/package/Dockerfile
+++ b/package/Dockerfile
@@ -1,6 +1,6 @@
 FROM python:3.8-buster as python
 
 RUN apt update \
-    && apt install -y --no-install-recommends lintian rsync sudo \
+    && apt install -y --no-install-recommends lintian rsync sudo docker.io \
     && pip3 install pycodestyle coverage \
     && rm -rf /var/cache/apt