tests: Fix build of mtp_parse_test

Change-Id: I120f015183f05ec8477cdcd9b04379f43e20428d
diff --git a/tests/mtp/Makefile.am b/tests/mtp/Makefile.am
index cf48d6a..6c59eb8 100644
--- a/tests/mtp/Makefile.am
+++ b/tests/mtp/Makefile.am
@@ -1,8 +1,9 @@
-AM_CPPFLAGS = $(all_includes) -I$(top_srcdir)/include $(LIBOSMOCORE_CFLAGS) -Wall
+AM_CPPFLAGS = $(all_includes) -I$(top_srcdir)/include $(LIBOSMOCORE_CFLAGS) $(LIBOSMOSCCP_CFLAGS) -Wall
 noinst_PROGRAMS = mtp_parse_test
 
 EXTRA_DIST = mtp_parse_test.ok
 
 mtp_parse_test_SOURCES = mtp_parse_test.c $(top_srcdir)/src/sctp_m3ua_misc.c
 mtp_parse_test_LDADD = \
-	$(LIBOSMOCORE_LIBS)
+	$(LIBOSMOCORE_LIBS) \
+	$(LIBOSMOSCCP_LIBS)