diff --git a/website/docs/advanced/matcher.md b/website/docs/advanced/matcher.md
index 57af216c64d..635f2a1d3bd 100644
--- a/website/docs/advanced/matcher.md
+++ b/website/docs/advanced/matcher.md
@@ -154,7 +154,7 @@ rule = keyword("hello", "hi")
 ```python
 from nonebot import on_keyword
 
-matcher = on_keyword("hello", "hi")
+matcher = on_keyword({"hello", "hi"})
 ```
 
 ### `command`
diff --git a/website/versioned_docs/version-2.2.1/advanced/matcher.md b/website/versioned_docs/version-2.2.1/advanced/matcher.md
index 57af216c64d..635f2a1d3bd 100644
--- a/website/versioned_docs/version-2.2.1/advanced/matcher.md
+++ b/website/versioned_docs/version-2.2.1/advanced/matcher.md
@@ -154,7 +154,7 @@ rule = keyword("hello", "hi")
 ```python
 from nonebot import on_keyword
 
-matcher = on_keyword("hello", "hi")
+matcher = on_keyword({"hello", "hi"})
 ```
 
 ### `command`
diff --git a/website/versioned_docs/version-2.3.0/advanced/matcher.md b/website/versioned_docs/version-2.3.0/advanced/matcher.md
index 57af216c64d..635f2a1d3bd 100644
--- a/website/versioned_docs/version-2.3.0/advanced/matcher.md
+++ b/website/versioned_docs/version-2.3.0/advanced/matcher.md
@@ -154,7 +154,7 @@ rule = keyword("hello", "hi")
 ```python
 from nonebot import on_keyword
 
-matcher = on_keyword("hello", "hi")
+matcher = on_keyword({"hello", "hi"})
 ```
 
 ### `command`
diff --git a/website/versioned_docs/version-2.3.1/advanced/matcher.md b/website/versioned_docs/version-2.3.1/advanced/matcher.md
index 57af216c64d..635f2a1d3bd 100644
--- a/website/versioned_docs/version-2.3.1/advanced/matcher.md
+++ b/website/versioned_docs/version-2.3.1/advanced/matcher.md
@@ -154,7 +154,7 @@ rule = keyword("hello", "hi")
 ```python
 from nonebot import on_keyword
 
-matcher = on_keyword("hello", "hi")
+matcher = on_keyword({"hello", "hi"})
 ```
 
 ### `command`