diff --git a/pkgs/top-level/perl-packages.nix b/pkgs/top-level/perl-packages.nix
index e615e4cf32e5..64d2e72c89e3 100644
--- a/pkgs/top-level/perl-packages.nix
+++ b/pkgs/top-level/perl-packages.nix
@@ -9186,10 +9186,10 @@ let
   };
 
   MailTransport = buildPerlPackage rec {
-     name = "Mail-Transport-3.002";
+     name = "Mail-Transport-3.003";
      src = fetchurl {
-       url = mirror://cpan/authors/id/M/MA/MARKOV/Mail-Transport-3.002.tar.gz;
-       sha256 = "0wm4j9w15nsvjxi9x22fn2rnljbffd88v27p0z0305bfg35gh4kg";
+       url = mirror://cpan/authors/id/M/MA/MARKOV/Mail-Transport-3.003.tar.gz;
+       sha256 = "0lb1awpk2wcnn5wg663982jl45x9fdn8ikxscayscxa16rim116p";
      };
      propagatedBuildInputs = [ MailMessage ];
      meta = {