diff --git a/docs/slice.md b/docs/slice.md
index d2e48a2..94d3425 100644
--- a/docs/slice.md
+++ b/docs/slice.md
@@ -54,6 +54,7 @@ import (
 - [Some](#Some)
 - [StringSlice](#StringSlice)
 - [Unique](#Unique)
+- [UniqueBy](#UniqueBy)
 - [Union](#Union)
 - [UpdateByIndex](#UpdateByIndex)
 - [Without](#Without)
diff --git a/docs/slice_zh-CN.md b/docs/slice_zh-CN.md
index 18f6b0d..ca228b9 100644
--- a/docs/slice_zh-CN.md
+++ b/docs/slice_zh-CN.md
@@ -54,6 +54,7 @@ import (
 - [Some](#Some)
 - [StringSlice](#StringSlice)
 - [Unique](#Unique)
+- [UniqueBy](#UniqueBy)
 - [Union](#Union)
 - [UpdateByIndex](#UpdateByIndex)
 - [Without](#Without)