diff --git a/centos7/Dockerfile.i386 b/centos7/Dockerfile.i386
index b82c5f8..1d7073d 100644
--- a/centos7/Dockerfile.i386
+++ b/centos7/Dockerfile.i386
@@ -49,3 +49,4 @@ RUN cd /tmp && rm -rf gcc-*
 
 RUN python3.6 -m pip install --upgrade cython
 RUN python3.6 -m pip install --upgrade setuptools
+RUN python3.6 -m pip install --upgrade wheel