diff --git a/location/gps.xml b/location/gps.xml
index 05fb82a..d79e73c 100644
--- a/location/gps.xml
+++ b/location/gps.xml
@@ -84,6 +84,7 @@
        MinGpsWeekNumber="2216"
        OnChipAccMask="50"
 
+       EnableB1C="false"
        EnableCoex="true"
   />
 
diff --git a/location/gps_user.xml b/location/gps_user.xml
index 50024b1..275c93c 100644
--- a/location/gps_user.xml
+++ b/location/gps_user.xml
@@ -83,6 +83,7 @@
        MinGpsWeekNumber="2216"
        OnChipAccMask="50"
 
+       EnableB1C="false"
        EnableCoex="true"
   />