diff --git a/scripts/upgrade b/scripts/upgrade
index 209b262..540fe26 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -112,7 +112,7 @@ ynh_add_fpm_config --phpversion=$phpversion
 #=================================================
 ynh_script_progression --message="Installing $app with Composer..." --weight=15
 
-rm $final_path/package-lock.json
+#rm $final_path/package-lock.json
 
 ynh_install_composer --install_args="--prefer-dist --no-scripts --no-dev"