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-rw-r--r--lib/PublicInbox/Watch.pm2
1 files changed, 1 insertions, 1 deletions
diff --git a/lib/PublicInbox/Watch.pm b/lib/PublicInbox/Watch.pm
index 482d35c4..7a35ee59 100644
--- a/lib/PublicInbox/Watch.pm
+++ b/lib/PublicInbox/Watch.pm
@@ -358,7 +358,7 @@ sub watch_imap_idle_1 ($$$) {
         my $mic;
         local $0 = $uri->mailbox." $sec";
         until ($self->{quit}) {
-                $mic //= PublicInbox::IMAPClient->new(%$mic_arg);
+                $mic //= PublicInbox::IMAPClient->new(%$mic_arg,Keepalive => 1);
                 my $err;
                 if ($mic && $mic->IsConnected) {
                         local $self->{mics_cached}->{$sec} = $mic;