diff --git a/AMSS_NCKU_source/bssnEM_class.C b/AMSS_NCKU_source/bssnEM_class.C
index e06b701..c65ef9d 100644
--- a/AMSS_NCKU_source/bssnEM_class.C
+++ b/AMSS_NCKU_source/bssnEM_class.C
@@ -258,6 +258,8 @@ void bssnEM_class::Initialize()
     PhysTime = StartTime;
     Setup_Black_Hole_position();
   }
+
+  setup_transfer_caches();
 }
 
 //================================================================================================