diff --git a/func/Module_precisely_align.py b/func/Module_precisely_align.py
index d82d462..c19bf03 100644
--- a/func/Module_precisely_align.py
+++ b/func/Module_precisely_align.py
@@ -1685,7 +1685,7 @@ class Data:
                 Config["InputConfig"]["BCGFreq"]) + Params.ENDSWITH_TXT))
         Config["Path"]["Save_BCG"] = str(
             Path(Config["Path"]["Save_BCG"]) / Path(
-                Filename.BCG_SYNC + str(Config["InputConfig"]["BCGFreq"]) + Params.ENDSWITH_TXT))
+                Filename.BCG_SYNC + str(Config["InputConfig"]["UseFreq"]) + Params.ENDSWITH_TXT))
         Config["Path"]["Save_Jpeak"] = str(
             Path(Config["Path"]["Save_Jpeak"]) / Path(
                 Filename.JPEAK_SYNC + str(Config["InputConfig"]["BCGFreq"]) + Params.ENDSWITH_TXT))