diff --git a/scripts/upgrade b/scripts/upgrade
index 0d52661..0a55304 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -147,8 +147,8 @@ ynh_install_app_dependencies $pkg_dependencies
 
 if [ $YNH_ARCH == "armhf" ] 
 then
-	ynh_script_progression --message="Upgrade specific arm dependencies..."
-	ynh_install_extra_app_dependencies --repo="deb http://security.debian.org/debian-security stretch/updates main" $pkg_extra_depedencies_arm
+	ynh_script_progression --message="Installing specific arm dependencies..."
+	ynh_install_extra_app_dependencies --repo="deb http://security.debian.org/debian-security stretch/updates main" --package="$pkg_extra_depedencies_arm"
 fi
 
 if ! yunohost app list | grep -q "prosody"