lib/PublicInbox/LeiHelp.pm | 2 +-

diff --git a/lib/PublicInbox/LeiHelp.pm b/lib/PublicInbox/LeiHelp.pm
index 9c1b30a1e5662fe068abc7499d065516c1373701..fa0e78667b3b051cdf3dda96d0b8fba24e1f19f2 100644
--- a/lib/PublicInbox/LeiHelp.pm
+++ b/lib/PublicInbox/LeiHelp.pm
@@ -49,7 +49,7 @@ 		for (grep { !/_/ && !$NOHELP{$_} } split(/\|/, $x)) {
 			length($_) > 1 ? push(@l, "--$_") : push(@s, "-$_");
 		}
 		if (!scalar(@vals)) { # no args 'threads|t'
-		} elsif ($arg_vals =~ s/\A([A-Z_]+)\b//) { # "NAME"
+		} elsif ($arg_vals =~ s/\A([A-Z_=]+)\b//) { # "NAME"
 			$vals[1] = $1;
 		} else {
 			$vals[1] = uc(substr($l[0], 2)); # "--type" => "TYPE"