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-rw-r--r--gnu/tests/vnstat.scm9
1 files changed, 3 insertions, 6 deletions
diff --git a/gnu/tests/vnstat.scm b/gnu/tests/vnstat.scm
index d1be98e342..c498b987ff 100644
--- a/gnu/tests/vnstat.scm
+++ b/gnu/tests/vnstat.scm
@@ -61,12 +61,9 @@
   (define forwarded-port 9999)
 
   (define vm
-    (let* ((inetd-service-name "discard")
-           (inetd-service-proto
-            (inetd-entry-protocol inetd-service-entry-config))
-           (guest-port
-            (servent:port (getservbyname inetd-service-name
-                                         inetd-service-proto))))
+    ;; The 'discard' port is 9.  Avoid using 'getservbyname' as that might
+    ;; fail depending on what /etc/services has (if it's available).
+    (let ((guest-port 9))
       (virtual-machine
        (operating-system os)
        (port-forwardings `((,forwarded-port . ,guest-port))))))