diff --git a/boards/nz32-sc151/Makefile.include b/boards/nz32-sc151/Makefile.include
index 2e780acaee..3a5afa200d 100644
--- a/boards/nz32-sc151/Makefile.include
+++ b/boards/nz32-sc151/Makefile.include
@@ -11,7 +11,7 @@ export ID ?= 0483:df11
 
 FLASHER = dfu-util
 DEBUGGER = # dfu-util has no debugger
-RESET = # dfu-util has no support for resetting the device
+RESET ?= # dfu-util has no support for resetting the device
 
 HEXFILE = $(BINFILE)
 FFLAGS = -d $(ID) -a 0 -s 0x08000000:leave -D "$(HEXFILE)"