diff --git a/lisp/.arch-inventory b/lisp/.arch-inventory
index 9bd88350a95..5341c2d8fec 100644
--- a/lisp/.arch-inventory
+++ b/lisp/.arch-inventory
@@ -1,7 +1,4 @@
 # Auto-generated lisp files, which ignore
 precious ^(loaddefs|finder-inf|cus-load)\.el$
 
-# Something generated during a windows build?!?
-precious ^(Makefile\.unix)$
-
 # arch-tag: fc62dc9f-3a91-455b-b8e7-d49df66beee0