diff --git a/src/openvpn/manage.c b/src/openvpn/manage.c
index 43c5507..415ee7a 100644
--- a/src/openvpn/manage.c
+++ b/src/openvpn/manage.c
@@ -1663,7 +1663,7 @@
 #endif
     else
     {
-        msg(M_CLIENT, "ERROR: unknown command, enter 'help' for more options");
+        msg(M_CLIENT, "ERROR: unknown command [%s], enter 'help' for more options", p[0]);
     }
 
 done: