diff --git a/drivers/misc/sx937x/Kbuild b/drivers/misc/sx937x/Kbuild
index f89c879a137c..6d9dddef0d85 100644
--- a/drivers/misc/sx937x/Kbuild
+++ b/drivers/misc/sx937x/Kbuild
@@ -10,7 +10,7 @@ ifneq ($(filter m y,$(CONFIG_SX937X_USB_CAL)),)
 	EXTRA_CFLAGS += -DCONFIG_CAPSENSE_USB_CAL
 endif
 
-ifneq ($(filter m y,$(CONFIG_SX937X_USB_CAL)),)
+ifneq ($(filter m y,$(CONFIG_SX937X_POWER_SUPPLY_ONLINE)),)
 	EXTRA_CFLAGS += -DCONFIG_USE_POWER_SUPPLY_ONLINE
 endif