diff --git a/buildwheel/Dockerfile b/buildwheel/Dockerfile
index 8e96ed2..f720cc3 100644
--- a/buildwheel/Dockerfile
+++ b/buildwheel/Dockerfile
@@ -4,6 +4,7 @@ RUN sed -i 's/mirrorlist/#mirrorlist/g' /etc/yum.repos.d/CentOS-*
 RUN sed -i 's|#baseurl=http://mirror.centos.org|baseurl=http://vault.centos.org|g' /etc/yum.repos.d/CentOS-*
 RUN yum install -y krb5-devel krb5-workstation python27
 RUN source /opt/rh/python27/enable
+RUN export PATH=$PATH:/opt/rh/python27/root/usr/bin
 RUN python2.7 -m pip install -U 'pip<21'
 RUN python2.7 -m pip install build