diff --git a/python39.changes b/python39.changes
index 7c3a265..7dccb31 100644
--- a/python39.changes
+++ b/python39.changes
@@ -4,6 +4,7 @@ Mon Jul 20 12:06:41 UTC 2020 - Matej Cepl <mcepl@suse.com>
 - Add CVE-2019-20907_tarfile-inf-loop.patch fixing bsc#1174091
   (CVE-2019-20907, bpo#39017) avoiding possible infinite loop
   in specifically crafted tarball.
+  Add recursion.tar as a testing tarball for the patch.
 
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 Fri Jul 17 07:07:19 UTC 2020 - Callum Farmer <callumjfarmer13@gmail.com>