diff --git a/nuttx/arch/arm/src/Makefile b/nuttx/arch/arm/src/Makefile
index 22d45a912..e7f2aae56 100644
--- a/nuttx/arch/arm/src/Makefile
+++ b/nuttx/arch/arm/src/Makefile
@@ -103,7 +103,7 @@ endif
 	@if [ -e board/Makefile ]; then \
 		$(MAKE) -C board TOPDIR=$(TOPDIR) depend ; \
 	fi
-	$(MKDEP) --dep-debug --dep-path chip --dep-path common $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
+	$(MKDEP) --dep-path chip --dep-path common $(CC) -- $(CFLAGS) -- $(SRCS) >Make.dep
 	@touch $@
 
 depend: .depend