diff --git a/scripts/functions.sh b/scripts/functions.sh
index 49ac6d0..6de4a7f 100644
--- a/scripts/functions.sh
+++ b/scripts/functions.sh
@@ -8,7 +8,7 @@ version=$(echo $url | cut -d/ -f8)
 # Retrieve debian package and install it
 wget -nc --quiet $url -P /tmp
 deb="/tmp/duniter-server-$version-linux-$arch.deb"
-sudo dpkg -i $deb
+sudo dpkg -i $deb > /dev/null
 sudo rm -f $deb
 }
 
diff --git a/scripts/install b/scripts/install
index d993ea9..8bb9433 100755
--- a/scripts/install
+++ b/scripts/install
@@ -68,7 +68,7 @@ sudo $app config --remoteh $domain --port $port --remotep $port --salt $salt --p
 
 # Synchronize Duniter node
 echo "Synchronizing with $sync_node:$sync_port. It may take a while."
-sudo $app sync $sync_node $sync_port --nointeractive
+sudo $app sync $sync_node $sync_port --nointeractive > /dev/null
 
 # Launch Duniter node
 sudo $app webstart