diff --git a/cpanfile b/cpanfile
index a9983c29c9..3dddcad362 100644
--- a/cpanfile
+++ b/cpanfile
@@ -41,7 +41,6 @@ requires 'Email::Address', '>= 1.908';
 requires 'Email::Date', '1.103';
 requires 'Email::MessageID', '1.406';
 requires 'Email::Sender', '1.300030';
-requires 'Email::Sender::Transport::SMTP::Persistent', '2.6';
 requires 'Email::Stuffer', '0.014';
 requires 'Exception::Class', '1.38';
 requires 'File::Slurp', '9999.13';