diff --git a/py/circuitpy_mpconfig.mk b/py/circuitpy_mpconfig.mk
index 9d8e53ea7f..ad63866360 100644
--- a/py/circuitpy_mpconfig.mk
+++ b/py/circuitpy_mpconfig.mk
@@ -338,7 +338,7 @@ CIRCUITPY_USB_HID_MOUSE ?= 1
 CFLAGS += -DCIRCUITPY_USB_HID_MOUSE=$(CIRCUITPY_USB_HID_MOUSE)
 
 CIRCUITPY_USB_HID_SYS_CONTROL ?= 0
-CFLAGS += -DCIRCUITPY_USB_HID_CONTROL=$(CIRCUITPY_USB_HID_CONTROL)
+CFLAGS += -DCIRCUITPY_USB_HID_SYS_CONTROL=$(CIRCUITPY_USB_HID_SYS_CONTROL)
 
 CIRCUITPY_USB_HID_XAC_COMPATIBLE_GAMEPAD ?= 0
 CFLAGS += -DCIRCUITPY_USB_HID_XAC_COMPATIBLE_GAMEPAD=$(CIRCUITPY_USB_HID_XAC_COMPATIBLE_GAMEPAD)