Ensure /etc/salt/pki/minion is created
diff --git a/centos-7/scripts/salt.sh b/centos-7/scripts/salt.sh
index 0bbe7f2..6def9d6 100644
--- a/centos-7/scripts/salt.sh
+++ b/centos-7/scripts/salt.sh
@@ -1 +1,2 @@
 yum install -y salt-minion
+mkdir -m700 -p /etc/salt/pki/minion