diff --git a/mpi/amd64/distfiles b/mpi/amd64/distfiles
index e7f92c8f..44aad5f8 100644
--- a/mpi/amd64/distfiles
+++ b/mpi/amd64/distfiles
@@ -1,8 +1,9 @@
 func_abi.h
 mpih-add1.S
 mpih-lshift.S
 mpih-mul1.S
 mpih-mul2.S
 mpih-mul3.S
 mpih-rshift.S
 mpih-sub1.S
+mpi-asm-defs.h