diff --git a/scripts/install b/scripts/install
index 277f568f..cf12db7c 100755
--- a/scripts/install
+++ b/scripts/install
@@ -70,14 +70,14 @@ ynh_app_setting_set $app db_user $db_user
 hubzilla_file=`sudo cat ../sources/hubzilla/source_file`;
 sudo wget -nv -i ../sources/hubzilla/source_url -O ${hubzilla_file}.zip
 sudo md5sum -c ../sources/hubzilla/source_md5 --status || (echo "Corrupt source" >&2 && false)
-sudo unzip ${hubzilla_file}.zip -d ../sources/hubzilla/
+sudo unzip -q ${hubzilla_file}.zip -d ../sources/hubzilla/
 sudo cp -r ../sources/hubzilla/${hubzilla_file}/. $final_path
 
 # 2 - Addons
 addons_file=`sudo cat ../sources/hubzilla-addons/source_file`;
 sudo wget -nv -i ../sources/hubzilla-addons/source_url -O ${addons_file}.zip
 sudo md5sum -c ../sources/hubzilla-addons/source_md5 --status || (echo "Corrupt source" >&2 && false)
-sudo unzip ${addons_file}.zip -d ../sources/hubzilla-addons/
+sudo unzip -q ${addons_file}.zip -d ../sources/hubzilla-addons/
 sudo mkdir $final_path/addon
 sudo cp -r ../sources/hubzilla-addons/${addons_file}/. $final_path/addon
 
diff --git a/scripts/upgrade b/scripts/upgrade
index 5d3443e4..679a8344 100755
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -24,14 +24,14 @@ CHECK_PATH      # Vérifie et corrige la syntaxe du path.
 hubzilla_file=`sudo cat ../sources/hubzilla/source_file`;
 sudo wget -nv -i ../sources/hubzilla/source_url -O ${hubzilla_file}.zip
 sudo md5sum -c ../sources/hubzilla/source_md5 --status || (echo "Corrupt source" >&2 && false)
-sudo unzip ${hubzilla_file}.zip -d ../sources/hubzilla/
+sudo unzip -q ${hubzilla_file}.zip -d ../sources/hubzilla/
 sudo cp -r ../sources/hubzilla/${hubzilla_file}/. $final_path
 
 # 2 - Addons
 addons_file=`sudo cat ../sources/hubzilla-addons/source_file`;
 sudo wget -nv -i ../sources/hubzilla-addons/source_url -O ${addons_file}.zip
 sudo md5sum -c ../sources/hubzilla-addons/source_md5 --status || (echo "Corrupt source" >&2 && false)
-sudo unzip ${addons_file}.zip -d ../sources/hubzilla-addons/
+sudo unzip -q ${addons_file}.zip -d ../sources/hubzilla-addons/
 sudo mkdir $final_path/addon
 sudo cp -r ../sources/hubzilla-addons/${addons_file}/. $final_path/addon