diff --git a/openbsc/tests/bsc-nat/Makefile.am b/openbsc/tests/bsc-nat/Makefile.am
index 5761530..013a465 100644
--- a/openbsc/tests/bsc-nat/Makefile.am
+++ b/openbsc/tests/bsc-nat/Makefile.am
@@ -11,6 +11,5 @@
 			$(top_srcdir)/src/nat/bsc_nat_utils.c \
 			$(top_srcdir)/src/nat/bsc_mgcp_utils.c \
 			$(top_srcdir)/src/mgcp/mgcp_protocol.c \
-			$(top_srcdir)/src/mgcp/mgcp_network.c \
-			$(top_srcdir)/src/bssap.c
+			$(top_srcdir)/src/mgcp/mgcp_network.c
 bsc_nat_test_LDADD = $(top_builddir)/src/libbsc.a $(top_builddir)/src/libsccp.a $(LIBOSMOCORE_LIBS) -lrt