diff --git a/mmalloc/.Sanitize b/mmalloc/.Sanitize
index 651712a497..2491b0a81c 100644
--- a/mmalloc/.Sanitize
+++ b/mmalloc/.Sanitize
@@ -55,5 +55,6 @@ sbrk-sup.c
 Things-to-lose:
 
 fsf.shar
+test1.c
 
 Do-last: