diff --git a/MANIFEST b/MANIFEST
index 0571daa502..d12a61cecd 100644
--- a/MANIFEST
+++ b/MANIFEST
@@ -738,6 +738,7 @@
 ./test/ntypes.c
 ./test/ohdr.c
 ./test/objcopy.c
+./test/ref.c
 ./test/reserved.c
 ./test/pool.c
 ./test/set_extent.c