diff --git a/configs/stm32f4discovery/winbuild/Make.defs b/configs/stm32f4discovery/winbuild/Make.defs
index 28cf8a5619..54b6c03ea6 100644
--- a/configs/stm32f4discovery/winbuild/Make.defs
+++ b/configs/stm32f4discovery/winbuild/Make.defs
@@ -138,5 +138,5 @@ HOSTEXEEXT = .exe
 
 # Windows-native host tools
 
-MKDEP = $(TOPDIR)/tools/mkdeps.exe
+MKDEP = $(TOPDIR)/tools/mkdeps.exe --winnative