diff --git a/docs/Preference.md b/docs/Preference.md
index c5a10e3..03ece93 100644
--- a/docs/Preference.md
+++ b/docs/Preference.md
@@ -6,7 +6,7 @@
 - [Basics](#basics)
 - [Default Config](#default-config)
 - [User Config](#user-config)
-  * [about:config](#about-config)
+  * [about:config](#aboutconfig)
   * [prefs.js](#prefsjs)
   * [user.js](#userjs)
 - [Auto Config](#auto-config)
diff --git a/docs/Restrictions.md b/docs/Restrictions.md
index 4cb77e6..e66f37d 100644
--- a/docs/Restrictions.md
+++ b/docs/Restrictions.md
@@ -52,7 +52,7 @@ User CSS(`userChrome.css`, `userContent.css`) is usually loaded first.
 In many cases, overriding should be prevented with [`important!`](https://developer.mozilla.org/en-US/docs/Web/CSS/Specificity#the_!important_exception)(Anti-pattern in general web), and side effects should also be considered.
 
 ### DOM structure cannot be modified
-It is possible with [JS(Autoconfig)](./Prefence.md#auto-config), but there are security and configuration issues, so we should make the most of CSS.
+It is possible with [JS(Autoconfig)](./Preference.md#auto-config), but there are security and configuration issues, so we should make the most of CSS.
 
 [`::before`](https://developer.mozilla.org/en-US/docs/Web/CSS/::before) and [`::after`](https://developer.mozilla.org/en-US/docs/Web/CSS/::after) can indirectly add CSS elements.