diff --git a/bfd/hosts/.Sanitize b/bfd/hosts/.Sanitize
index a67da5bd961..09a0b72ca4f 100644
--- a/bfd/hosts/.Sanitize
+++ b/bfd/hosts/.Sanitize
@@ -74,6 +74,8 @@ we32k.h
 
 Things-to-lose:
 
+esix.h
+
 Do-last:
 
 # End of file.