diff --git a/Documentation/dontdiff b/Documentation/dontdiff
index 3c399f132e2d..94b3492dc301 100644
--- a/Documentation/dontdiff
+++ b/Documentation/dontdiff
@@ -262,7 +262,7 @@ vsyscall_32.lds
 wanxlfw.inc
 uImage
 unifdef
-utf8data.h
+utf8data.c
 wakeup.bin
 wakeup.elf
 wakeup.lds