diff --git a/openbsc/src/osmo-bsc_nat/Makefile.am b/openbsc/src/osmo-bsc_nat/Makefile.am
index ca103a4..7a38430 100644
--- a/openbsc/src/osmo-bsc_nat/Makefile.am
+++ b/openbsc/src/osmo-bsc_nat/Makefile.am
@@ -7,12 +7,13 @@
 
 osmo_bsc_nat_SOURCES = bsc_filter.c bsc_mgcp_utils.c bsc_nat.c bsc_nat_utils.c \
 		  bsc_nat_vty.c bsc_sccp.c bsc_ussd.c bsc_nat_ctrl.c \
-		  bsc_nat_rewrite.c bsc_nat_filter.c bsc_nat_rewrite_trie.c
+		  bsc_nat_rewrite.c bsc_nat_rewrite_trie.c
 osmo_bsc_nat_LDADD = \
 		$(top_builddir)/src/libmgcp/libmgcp.a \
 		$(top_builddir)/src/libbsc/libbsc.a \
 		$(top_builddir)/src/libtrau/libtrau.a \
 		$(top_builddir)/src/libcommon/libcommon.a \
+		$(top_builddir)/src/libfilter/libfilter.a \
 		-lrt $(LIBOSMOSCCP_LIBS) $(LIBOSMOCORE_LIBS) \
 		$(LIBOSMOGSM_LIBS) $(LIBOSMOVTY_LIBS) $(LIBOSMOCTRL_LIBS) \
 		$(LIBOSMOABIS_LIBS) $(LIBOSMONETIF_LIBS)