diff --git a/net/net.c b/net/net.c
index 38778e831d..cbeeeadff8 100644
--- a/net/net.c
+++ b/net/net.c
@@ -1506,7 +1506,7 @@ static int net_param_nic(void *dummy, QemuOpts *opts, Error **errp)
     /* Create an ID if the user did not specify one */
     nd_id = g_strdup(qemu_opts_id(opts));
     if (!nd_id) {
-        nd_id = g_strdup_printf("__org.qemu.nic%i\n", idx);
+        nd_id = g_strdup_printf("__org.qemu.nic%i", idx);
         qemu_opts_set_id(opts, nd_id);
     }