diff --git a/share/pgpkeys/mat.key b/share/pgpkeys/mat.key
index 4ad6b9f5f5..c3dfd61858 100644
--- a/share/pgpkeys/mat.key
+++ b/share/pgpkeys/mat.key
@@ -11,7 +11,9 @@ uid                            Mathieu Arnold <mat@mat.cc>
 uid                            Mathieu Arnold <arn_mat@club-internet.fr>
 uid                            Mathieu Arnold <mat@cpan.org>
 uid                            Mathieu Arnold <mathieu.arnold@t-online.fr>
-sub  1024g/830CAC4B 2003-07-21
+sub  1024g/830CAC4B 2003-07-21 [expires: 2005-01-21]
+sub  2048R/A498469E 2004-01-22
+sub  2048R/09EB7735 2004-01-22
 ]]></programlisting>
 <programlisting role="pgpkey"><![CDATA[
 -----BEGIN PGP PUBLIC KEY BLOCK-----
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 -----END PGP PUBLIC KEY BLOCK-----
 ]]></programlisting>