diff --git a/cdecl.changes b/cdecl.changes
index dd258be..e334537 100644
--- a/cdecl.changes
+++ b/cdecl.changes
@@ -32,6 +32,7 @@ Mon Dec 16 15:57:23 UTC 2019 - Jan Engelhardt <jengelh@inai.de>
     specifiers.
   * Better warning and error messages complete with location
     information and color.
+- Drop cdecl-2.5-deb11.diff
 
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 Thu Jun 11 09:08:54 UTC 2015 - schwab@suse.de