diff --git a/tests/sshserver.pl b/tests/sshserver.pl
index 83fdbc7aff0288cf2bc9e4a59b66cd4567ce4a72..98e15d1244e3bb5e3222e5c8b16a9d8dcaf14ef8 100644
--- a/tests/sshserver.pl
+++ b/tests/sshserver.pl
@@ -131,7 +131,7 @@ if (system "$sshd -t -q -f $conffile") {
 }
 
 # Start the server
-my $rc = system "$sshd -e -f $conffile > log/ssh.log 2>&1";
+my $rc = system "$sshd -e -D -f $conffile > log/ssh.log 2>&1";
 $rc >>= 8;
 if($rc) {
     print STDERR "$sshd exited with $rc!\n";