diff --git a/ROMFS/px4fmu_common/init.d/airframes/17003_TF-G2 b/ROMFS/px4fmu_common/init.d/airframes/17003_TF-G2
index 975001bc1a..3482826827 100644
--- a/ROMFS/px4fmu_common/init.d/airframes/17003_TF-G2
+++ b/ROMFS/px4fmu_common/init.d/airframes/17003_TF-G2
@@ -21,8 +21,8 @@
 . ${R}etc/init.d/rc.fw_defaults
 
 
-param set-default BAT_CAPACITY 3300
-param set-default BAT_N_CELLS 3
+param set-default BAT1_CAPACITY 3300
+param set-default BAT1_N_CELLS 3
 
 param set-default PWM_AUX_RATE 50
 param set-default PWM_MAIN_RATE 50