diff --git a/py23-image/centos-8/Dockerfile b/py23-image/centos-8/Dockerfile
index 0b0ebb8b..afacd7d9 100644
--- a/py23-image/centos-8/Dockerfile
+++ b/py23-image/centos-8/Dockerfile
@@ -26,4 +26,5 @@ RUN wget https://www.python.org/ftp/python/3.7.4/Python-3.7.4.tgz \
 RUN yum remove -y --setopt=tsflags=noscripts gcc openssl-devel bzip2-devel libffi-devel \
     && yum autoremove -y \
     && yum clean all
-RUN pip3 --no-cache-dir install ansible requests
\ No newline at end of file
+RUN pip3 --no-cache-dir install ansible requests \
+    && pip --no-cache-dir install pyyaml requests
\ No newline at end of file