diff --git a/gnu/services/desktop.scm b/gnu/services/desktop.scm
index 20e89c0dea..08acb79ed6 100644
--- a/gnu/services/desktop.scm
+++ b/gnu/services/desktop.scm
@@ -1037,9 +1037,7 @@ as expected.")))
   (match-lambda
     (($ <inputattach-configuration> type device baud-rate log-file)
      (let ((args (append (if baud-rate
-                             (if (number? baud-rate)
-                                 (list "--baud-rate" (number->string baud-rate))
-                                 (error "Expected baud-rate to be a number or #f" baud-rate))
+                             (list "--baud-rate" (number->string baud-rate))
                              '())
                          (list (string-append "--" type)
                                device))))