diff --git a/contrib/packager.io/preinstall.sh b/contrib/packager.io/preinstall.sh
index c462aed21..a1da656c3 100755
--- a/contrib/packager.io/preinstall.sh
+++ b/contrib/packager.io/preinstall.sh
@@ -7,8 +7,8 @@ PATH=/opt/zammad/bin:/opt/zammad/vendor/bundle/bin:/sbin:/bin:/usr/sbin:/usr/bin
 
 # install epel-release & nginx on centos because it does not work via dependencies
 if [ -n "$(which yum)" ]; then
-    yum install -y epel-release
+    yum install -y -q epel-release
 
-    yum install -y nginx
+    yum install -y -q nginx
 fi