diff --git a/sample/yard/README.md b/sample/yard/README.md
index 0e64f7f..8bbfa9b 100644
--- a/sample/yard/README.md
+++ b/sample/yard/README.md
@@ -1,6 +1,6 @@
-**YARD (Yet Another RPG Dungeon)**
+## YARD (Yet Another RPG Dungeon)
 
-Copyright (C) 2016 Wang Renxin. All rights reserved.
+**Copyright (C) 2016 Wang Renxin. All rights reserved.**
 
 Yet Another RPG Dungeon is a text based game. It's aimed to be a comprehensive example and or a tutorial which shows multiple concepts of MY-BASIC.
 
@@ -18,6 +18,8 @@ Usage
 
 	my_basic_bin start.bas
 
+**Note:**
+
 It requires an importing directories information if the working directory of your interpreter is `my_basic/output/`:
 
 	my_basic -f ../sample/yard/ ../sample/yard/start.bas
diff --git a/sample/yard/level.bas b/sample/yard/level.bas
index 68ba276..e294a14 100644
--- a/sample/yard/level.bas
+++ b/sample/yard/level.bas
@@ -182,7 +182,7 @@ class level
 	enddef
 
 	def update(ipt)
-		if ipt = "q" then print "Bye." : end
+		if ipt = "q" then print "Bye."; : end
 
 		if status <> game_status.playing then
 			return false