diff --git a/dist/dart/openapi-3.0.yaml b/dist/dart/openapi-3.0.yaml
index 1bffff5..a9efd4c 100644
--- a/dist/dart/openapi-3.0.yaml
+++ b/dist/dart/openapi-3.0.yaml
@@ -85,8 +85,12 @@ servers:
 - url: https://twitter.com/i/api/graphql
 tags:
 - description: response User
-  name: User
+  name: user
 - description: response User list
-  name: UserList
+  name: userList
 - description: response tweet
-  name: Tweet
+  name: tweet
+- description: post
+  name: post
+- description: legacy APIs
+  name: v1.1
diff --git a/dist/docs/openapi-3.0.yaml b/dist/docs/openapi-3.0.yaml
index 1bffff5..a9efd4c 100644
--- a/dist/docs/openapi-3.0.yaml
+++ b/dist/docs/openapi-3.0.yaml
@@ -85,8 +85,12 @@ servers:
 - url: https://twitter.com/i/api/graphql
 tags:
 - description: response User
-  name: User
+  name: user
 - description: response User list
-  name: UserList
+  name: userList
 - description: response tweet
-  name: Tweet
+  name: tweet
+- description: post
+  name: post
+- description: legacy APIs
+  name: v1.1
diff --git a/dist/test/openapi-3.0.yaml b/dist/test/openapi-3.0.yaml
index 1bffff5..a9efd4c 100644
--- a/dist/test/openapi-3.0.yaml
+++ b/dist/test/openapi-3.0.yaml
@@ -85,8 +85,12 @@ servers:
 - url: https://twitter.com/i/api/graphql
 tags:
 - description: response User
-  name: User
+  name: user
 - description: response User list
-  name: UserList
+  name: userList
 - description: response tweet
-  name: Tweet
+  name: tweet
+- description: post
+  name: post
+- description: legacy APIs
+  name: v1.1
diff --git a/dist/typescript/openapi-3.0.yaml b/dist/typescript/openapi-3.0.yaml
index 1bffff5..a9efd4c 100644
--- a/dist/typescript/openapi-3.0.yaml
+++ b/dist/typescript/openapi-3.0.yaml
@@ -85,8 +85,12 @@ servers:
 - url: https://twitter.com/i/api/graphql
 tags:
 - description: response User
-  name: User
+  name: user
 - description: response User list
-  name: UserList
+  name: userList
 - description: response tweet
-  name: Tweet
+  name: tweet
+- description: post
+  name: post
+- description: legacy APIs
+  name: v1.1