diff --git a/src/openvpn/options.c b/src/openvpn/options.c
index aa7f57b5..5beaba0f 100644
--- a/src/openvpn/options.c
+++ b/src/openvpn/options.c
@@ -5871,6 +5871,8 @@ add_option(struct options *options,
     }
     else if (streq(p[0], "inetd") && !p[3])
     {
+        msg(M_WARN, "DEPRECATED OPTION: --inetd mode is deprecated "
+                    "and will be removed in OpenVPN 2.6");
         VERIFY_PERMISSION(OPT_P_GENERAL);
         if (!options->inetd)
         {