diff --git a/.ci/provision/build.sh b/.ci/provision/build.sh
index 40099a13e..95438e6e6 100755
--- a/.ci/provision/build.sh
+++ b/.ci/provision/build.sh
@@ -1,6 +1,12 @@
 #!/bin/bash
 set -ex
 
+# CentOS 7 comes with GCC 4.8.5 which does not fully support C++14, so we need
+# a newer toolchain.
+sudo yum install -y centos-release-scl
+sudo yum install -y devtoolset-9
+source /opt/rh/devtoolset-9/enable
+
 # Build omnibus package
 . $HOME/.asdf/asdf.sh
 cd /vagrant
diff --git a/.ci/provision/centos_7.sh b/.ci/provision/centos_7.sh
index cc2b2bcbd..fdf074b76 100755
--- a/.ci/provision/centos_7.sh
+++ b/.ci/provision/centos_7.sh
@@ -1,11 +1,6 @@
 #!/bin/bash
 set -ex
 
-# CentOS 7 comes with GCC 4.8.5 which does not fully support C++14, so we need
-# a newer toolchain.
-sudo yum install -y centos-release-scl
-sudo yum install -y devtoolset-9
-source /opt/rh/devtoolset-9/enable
 
 # Install prerequisites
 sudo yum install -y \