diff --git a/keymap-mac-introduce.md b/keymap-mac-introduce.md
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--- a/keymap-mac-introduce.md
+++ b/keymap-mac-introduce.md
@@ -2,8 +2,8 @@
 
 - 根据官方pdf翻译：<https://www.jetbrains.com/idea/docs/IntelliJIDEA_ReferenceCard_Mac.pdf>
 - 在 IntelliJ IDEA 中有两个 Mac 版本的快捷键，一个叫做：Mac OS X，一个叫做：Mac OS X 10.5+
-    - 目前都是用：Mac OS X 10.5+
-    - 有两套的原因：<https://intellij-support.jetbrains.com/hc/en-us/community/posts/206159109-Updated-Mac-OS-X-keymap-Feedback-needed>
+- 目前都是用：Mac OS X 10.5+
+- 有两套的原因：<https://intellij-support.jetbrains.com/hc/en-us/community/posts/206159109-Updated-Mac-OS-X-keymap-Feedback-needed>
 
 > 建议将 Mac 系统中与 IntelliJ IDEA 冲突的快捷键取消或更改，不建议改 IntelliJ IDEA 的默认快捷键。