diff --git a/lib/tasks/sync_nccu_personal_data_tasks.rake b/lib/tasks/sync_nccu_personal_data_tasks.rake
index 692c2bb..eaa861e 100644
--- a/lib/tasks/sync_nccu_personal_data_tasks.rake
+++ b/lib/tasks/sync_nccu_personal_data_tasks.rake
@@ -13,7 +13,7 @@ module NccuSyncPlugin
     self.get_school_mapping
     self.get_position_mapping
     self.get_sta_num_to_nccu_id_mapping
-    @debug_mode = false # true will print rss_id if it is new record
+    @debug_mode = true # true will print rss_id if it is new record
     @test_mode = false
   end
   def self.close