diff --git a/.oebuild/dockerfile/openeuler-sdk/Dockerfile_CI b/.oebuild/dockerfile/openeuler-sdk/Dockerfile_CI
index 72521c3106ef7d8df2edf609af6511bc182d9c75..189c7139b50d1c6efd5c135764dd88ca5ea2f8cc 100644
--- a/.oebuild/dockerfile/openeuler-sdk/Dockerfile_CI
+++ b/.oebuild/dockerfile/openeuler-sdk/Dockerfile_CI
@@ -39,7 +39,7 @@ RUN echo "PATH=$PATH:/home/${user}/.local/bin" >> ${HOME}/.bashrc \
 RUN set -eux; \
 pip3 install PyYaml python-git requests python-jenkins paramiko json2table \
 gitlint sphinx_tabs sphinx_multiversion sphinx-rtd-theme Sphinx==5.1.1 \
-pyyaml pygit gitpython -i https://pypi.tuna.tsinghua.edu.cn/simple
+pyyaml pygit gitpython ruamel.yaml -i https://pypi.tuna.tsinghua.edu.cn/simple
 
 VOLUME /home/${user}/.jenkins
 VOLUME ${AGENT_WORKDIR}