diff --git a/docs/em/docs/tutorial/query-params-str-validations.md b/docs/em/docs/tutorial/query-params-str-validations.md
index fd077bf8f..5cfce1a7c 100644
--- a/docs/em/docs/tutorial/query-params-str-validations.md
+++ b/docs/em/docs/tutorial/query-params-str-validations.md
@@ -154,7 +154,7 @@ q: Union[str, None] = Query(default=None, min_length=3)
 
 👈, 👆 💪 📣 👈 `None` ☑ 🆎 ✋️ ⚙️ `default=...`:
 
-{* ../../docs_src/query_params_str_validations/tutorial006c.py hl[9] *}
+{* ../../docs_src/query_params_str_validations/tutorial006c_an_py310.py hl[9] *}
 
 /// tip
 
diff --git a/docs/zh/docs/tutorial/query-params-str-validations.md b/docs/zh/docs/tutorial/query-params-str-validations.md
index c2f9a7e9f..50a51f184 100644
--- a/docs/zh/docs/tutorial/query-params-str-validations.md
+++ b/docs/zh/docs/tutorial/query-params-str-validations.md
@@ -114,7 +114,7 @@ q: Union[str, None] = Query(default=None, min_length=3)
 
 为此，你可以声明`None`是一个有效的类型，并仍然使用`default=...`：
 
-{* ../../docs_src/query_params_str_validations/tutorial006c.py hl[9] *}
+{* ../../docs_src/query_params_str_validations/tutorial006c_an_py310.py hl[9] *}
 
 /// tip