diff --git a/nebula_examples/launch/hesai_offline_bag_pcd.xml b/nebula_examples/launch/hesai_offline_bag_pcd.xml
index d1b1f5e99..e1777e9a1 100644
--- a/nebula_examples/launch/hesai_offline_bag_pcd.xml
+++ b/nebula_examples/launch/hesai_offline_bag_pcd.xml
@@ -38,4 +38,4 @@
         <param name="out_num" value="$(var out_num)"/>
         <param name="skip_num" value="$(var skip_num)"/>
     </node>
-</launch>
\ No newline at end of file
+</launch>