diff --git a/post/board/netta/Makefile b/post/board/netta/Makefile
index 8a8578f..2d34dd8 100644
--- a/post/board/netta/Makefile
+++ b/post/board/netta/Makefile
@@ -22,7 +22,7 @@
 #
 include $(OBJTREE)/include/autoconf.mk
 
-LIB	= libpostnetta.a
+LIB	= libpostnetta.o
 
 COBJS-$(CONFIG_HAS_POST)	+= codec.o dsp.o