diff --git a/sysinfo/Test.ttcn b/sysinfo/Test.ttcn
index 79b367b..c8e1f8c 100644
--- a/sysinfo/Test.ttcn
+++ b/sysinfo/Test.ttcn
@@ -613,7 +613,7 @@
 	const charstring NORMAL_PROMPT := "OpenBSC> ";
 	const charstring ENABLE_PROMPT := "OpenBSC# ";
 	const charstring CONFIG_PROMPT := "OpenBSC(*)\#";
-	template charstring t_vty_unknown := "% Unknown command.";
+	template charstring t_vty_unknown := pattern "*% Unknown command.";
 
 	const ASP_TelnetDynamicConfig vty_prompt[3] := {
 		{