diff --git a/src/mslookup/Makefile.am b/src/mslookup/Makefile.am
index 01be401..07fb6f4 100644
--- a/src/mslookup/Makefile.am
+++ b/src/mslookup/Makefile.am
@@ -10,9 +10,14 @@
 lib_LTLIBRARIES = libosmo-mslookup.la
 
 libosmo_mslookup_la_SOURCES = \
+	mdns.c \
+	mdns_msg.c \
+	mdns_rfc.c \
+	mdns_sock.c \
 	mslookup.c \
 	mslookup_client.c \
 	mslookup_client_fake.c \
+	mslookup_client_mdns.c \
 	$(NULL)
 
 libosmo_mslookup_la_LDFLAGS = -version-info $(LIBVERSION)