diff --git a/Changes b/Changes
index f11d238..d948c67 100644
--- a/Changes
+++ b/Changes
@@ -22,6 +22,7 @@
 - Added French translation to monthly reports.
         (thanks to Sylvain Gomez, sylvaingomez AT free.fr)
 - Added support of Postgrey (Postfix Greylisting) in 'mail.pm'. [#102]
+        (thanks to Malte Kubat, M.Kubat AT csb-it.de)
 - Fixed an undeclared global symbol "$imgfmt_lc" in 'traffacct.pm'.
 - Fixed the MIME type of graphs in 'emailreports.pm' and in 'traffacct.pm' to
   honor the 'image_format' option. [#174]