diff --git a/scripts/upgrade b/scripts/upgrade
index 63625a5..189f843 100644
--- a/scripts/upgrade
+++ b/scripts/upgrade
@@ -137,10 +137,10 @@ ynh_script_progression --message="Building app..."
 pushd "$final_path"
     ynh_use_nodejs
     corepack enable
-	corepack prepare pnpm@latest --activate
-	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH NODE_ENV=production pnpm install
-	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH NODE_ENV=production pnpm run build
-	ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH NODE_ENV=production pnpm migrate
+    corepack prepare pnpm@latest --activate
+    ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH NODE_ENV=production pnpm install
+    ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH NODE_ENV=production pnpm run build
+    ynh_exec_warn_less ynh_exec_as $app env $ynh_node_load_PATH NODE_ENV=production pnpm migrate
 popd
 
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