diff --git a/docs/cli.md b/docs/cli.md
index a044c02e9..8c37e4951 100644
--- a/docs/cli.md
+++ b/docs/cli.md
@@ -176,7 +176,7 @@ For example, given the following schema:
 ```yaml [my-openapi-3-schema.yaml]
 components:
   schemas:
-    TupleType
+    TupleType:
       type: array
       items:
         type: string
diff --git a/docs/ja/cli.md b/docs/ja/cli.md
index 94666e5c2..0f74ac4ec 100644
--- a/docs/ja/cli.md
+++ b/docs/ja/cli.md
@@ -175,7 +175,7 @@ _ありがとう, [@Powell-v2](https://github.com/Powell-v2)!_
 ```yaml [my-openapi-3-schema.yaml]
 components:
   schemas:
-    TupleType
+    TupleType:
       type: array
       items:
         type: string
diff --git a/docs/zh/cli.md b/docs/zh/cli.md
index 6bab66e55..1d90de6ca 100644
--- a/docs/zh/cli.md
+++ b/docs/zh/cli.md
@@ -174,7 +174,7 @@ _感谢，[@Powell-v2](https://github.com/Powell-v2)!_
 ```yaml [my-openapi-3-schema.yaml]
 components:
   schemas:
-    TupleType
+    TupleType:
       type: array
       items:
         type: string