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-rw-r--r--nuttx/arch/avr/src/Makefile2
1 files changed, 1 insertions, 1 deletions
diff --git a/nuttx/arch/avr/src/Makefile b/nuttx/arch/avr/src/Makefile
index 5584ca5af..6bcb8707b 100644
--- a/nuttx/arch/avr/src/Makefile
+++ b/nuttx/arch/avr/src/Makefile
@@ -76,7 +76,7 @@ SRCS = $(ASRCS) $(CSRCS)
OBJS = $(AOBJS) $(COBJS)
LDFLAGS = $(ARCHSCRIPT)
-EXTRA_LIBS =
+EXTRA_LIBS ?=
LINKLIBS =
ifeq ($(WINTOOL),y)