diff --git a/include/Makefile.am b/include/Makefile.am
index e9a7126..9827950 100644
--- a/include/Makefile.am
+++ b/include/Makefile.am
@@ -2,7 +2,10 @@
 
 nobase_include_HEADERS = \
 	osmocom/gsupclient/gsup_client.h \
+	osmocom/mslookup/mdns.h \
+	osmocom/mslookup/mdns_sock.h \
 	osmocom/mslookup/mslookup_client_fake.h \
 	osmocom/mslookup/mslookup_client.h \
+	osmocom/mslookup/mslookup_client_mdns.h \
 	osmocom/mslookup/mslookup.h \
 	$(NULL)