diff --git a/syndicate-ssh/new-server.rkt b/syndicate-ssh/new-server.rkt
index e2ec9d5..29f707d 100644
--- a/syndicate-ssh/new-server.rkt
+++ b/syndicate-ssh/new-server.rkt
@@ -52,18 +52,15 @@
     (at conn-ds
       (once
        [(message (ssh-identification-line $remote-identification))
-        (if (not (regexp-match #rx"^SSH-2\\.0-.*" remote-identification))
-            (begin
-              (log-error "Invalid peer identification string ~v" remote-identification)
-              (stop-actor-system))
-            (begin
-              (send! (inbound-credit 1))
-              (spawn #:name 'session
-                     (ssh-session conn-ds
-                                  ground-ds
-                                  local-identification
-                                  remote-identification
-                                  'server))))])
+        (cond
+          [(regexp-match #rx"^SSH-2\\.0-.*" remote-identification)
+           (send! (inbound-credit 1))
+           (spawn
+             #:name 'session
+             (ssh-session conn-ds ground-ds local-identification remote-identification 'server))]
+          [else
+           (log-error "Invalid peer identification string ~v" remote-identification)
+           (stop-actor-system)])])
 
       (during (SshAuthenticatedUser $user-name #"ssh-connection")
         (run-repl-instance conn-ds user-name))