diff --git a/build-helpers/make-linux-build-docker-inner.sh b/build-helpers/make-linux-build-docker-inner.sh
index 119609a3c1767dd1e5ce1781f27c946781d1a79b..a7f621b1ef21676898d2283d93f8a54f086e5d9d 100755
--- a/build-helpers/make-linux-build-docker-inner.sh
+++ b/build-helpers/make-linux-build-docker-inner.sh
@@ -8,7 +8,7 @@ cd /tmp/build
 
 useradd -d /home/user -m -s /bin/bash user
 
-yum install -y centos-release-SCL
+yum install -y centos-release-scl
 yum install -y git python27 python27-python-devel python27-numpy tar gcc gcc-c++ mercurial libffi-devel
 
 scl enable python27 /mnt/make-linux-build-docker-inner-part-2.sh