diff --git a/scripts/upgrade b/scripts/upgrade
index 97665ff..70aa99f 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -225,6 +225,7 @@ ynh_script_progression --message="Building Yarn dependencies..."
 
 pushd "$final_path"
 	ynh_use_nodejs
+	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn config set network-timeout 300000
 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn install --production --pure-lockfile
 	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH yarn cache clean
 popd