diff --git a/zh_tw/documentation/quickstart/3/index.md b/zh_tw/documentation/quickstart/3/index.md
index de831faaa6..96009ec21d 100644
--- a/zh_tw/documentation/quickstart/3/index.md
+++ b/zh_tw/documentation/quickstart/3/index.md
@@ -194,7 +194,7 @@ if __FILE__ == $0
 end
 {% endhighlight %}
 
-把這個檔案存成 “ri20min.rb”，然後輸入 “ruby ri20min.rb” 來執行它。您應該可以看到輸出是：
+把這個檔案存成 “ri20min.rb”，然後在命令提示符號輸入 “ruby ri20min.rb” 來執行它。您應該可以看到輸出是：
 
     Hello World!
     Goodbye World.  Come back soon!