diff --git a/src/Makefile.am b/src/Makefile.am
index 728d2f2..effb6bc 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -371,7 +371,9 @@
 	$(HBHEADERS) \
 	$(HBNODISTHEADERS) \
 	$(HBSOURCES) \
+	hb-gobject-enums.cc \
 	hb-gobject-enums.h \
+	hb-gobject-structs.cc \
 	hb-gobject-structs.h \
 	$(NULL)