diff --git a/.travis-wheels.sh b/.travis-wheels.sh
index e03f61f..2c16227 100755
--- a/.travis-wheels.sh
+++ b/.travis-wheels.sh
@@ -2,7 +2,7 @@
 set -e -x
 
 # Install a system package required by our library
-yum install -y atlas-devel
+yum install -y atlas-devel mesa-libGL-devel mesa-libGLU-devel
 
 # Compile wheels
 for PYBIN in /opt/python/*/bin; do