From f3170f3ef16c14ecb685555501510078abda4228 Mon Sep 17 00:00:00 2001
From: "B. Watson" <urchlay@slackware.uk>
Date: Fri, 21 Nov 2025 06:20:31 -0500
Subject: Document new warning.

---
 src/unalf.rst | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'src/unalf.rst')

diff --git a/src/unalf.rst b/src/unalf.rst
index 7ba2f0a..ef4d928 100644
--- a/src/unalf.rst
+++ b/src/unalf.rst
@@ -238,6 +238,11 @@ Besides the standard error messages such as "no such file or directory":
   email (see **AUTHOR**, below). Actually, I'd be interested to see
   the .alf file even if it doesn't work on the Atari either.
 
+*<file>* **should be** *<size>* **bytes, but extracted to** *<size>*
+  The archive is corrupt. If this happens on the last (or only) file, it
+  probably means the ALF file was truncated. You'll almost certainly
+  get a checksum error for *<file>*, too.
+
 **bad Atari filename** *<filename>* *<reason>*
   The filename stored in the ALF header doesn't follow the rules for
   Atari DOS filenames. *<reason>* will be something like "doesn't start
-- 
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