diff --git a/scripts/vagrant/build.sh b/scripts/vagrant/build.sh
index 96e68bc37..e2281abc5 100644
--- a/scripts/vagrant/build.sh
+++ b/scripts/vagrant/build.sh
@@ -36,7 +36,7 @@ if [ -f /etc/lsb-release ]; then
     apt-get install -y gcc g++ make libcunit1-dev libaio-dev libssl-dev
 elif [ -f /etc/redhat-release ]; then
     # Add EPEL repository for CUnit-devel
-    yum --enablerepo=extras install epel-release
+    yum --enablerepo=extras install -y epel-release
     yum install -y gcc gcc-c++ CUnit-devel libaio-devel openssl-devel
 fi