diff --git a/include/osmocom/mgcp/Makefile.am b/include/osmocom/mgcp/Makefile.am
index 036b4ca..fb7654f 100644
--- a/include/osmocom/mgcp/Makefile.am
+++ b/include/osmocom/mgcp/Makefile.am
@@ -7,5 +7,7 @@
 	mgcp_sdp.h \
 	mgcp_codec.h \
 	mgcp_ctrl.h \
+	mgcp_trunk.h \
 	debug.h \
+	mgcp_ratectr.h \
 	$(NULL)