diff --git a/src/openapi/paths/follow.yaml b/src/openapi/paths/follow.yaml
index 3ae6491..8861f35 100644
--- a/src/openapi/paths/follow.yaml
+++ b/src/openapi/paths/follow.yaml
@@ -14,7 +14,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/FollowResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/FollowResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "user-list"
 
@@ -28,7 +30,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/FollowResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/FollowResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "user-list"
 
@@ -42,7 +46,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/FollowResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/FollowResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "user-list"
 
diff --git a/src/openapi/paths/other.yaml b/src/openapi/paths/other.yaml
index 6700968..280b3a8 100644
--- a/src/openapi/paths/other.yaml
+++ b/src/openapi/paths/other.yaml
@@ -14,7 +14,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/OtherResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/OtherResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "other"
 
diff --git a/src/openapi/paths/post.yaml b/src/openapi/paths/post.yaml
index 1ea7b6e..86680fd 100644
--- a/src/openapi/paths/post.yaml
+++ b/src/openapi/paths/post.yaml
@@ -14,7 +14,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/FavoriteTweetResponseData"
+                oneOf:
+                  - $ref: "#/components/schemas/FavoriteTweetResponseData"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "post"
 
@@ -28,7 +30,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UnfavoriteTweetResponseData"
+                oneOf:
+                  - $ref: "#/components/schemas/UnfavoriteTweetResponseData"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "post"
 
@@ -42,7 +46,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/CreateRetweetResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/CreateRetweetResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "post"
 
@@ -56,7 +62,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/DeleteRetweetResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/DeleteRetweetResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "post"
 
@@ -70,7 +78,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/CreateTweetResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/CreateTweetResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "post"
 
@@ -84,7 +94,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/DeleteTweetResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/DeleteTweetResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "post"
 
diff --git a/src/openapi/paths/profile.yaml b/src/openapi/paths/profile.yaml
index b26453c..db3c2d5 100644
--- a/src/openapi/paths/profile.yaml
+++ b/src/openapi/paths/profile.yaml
@@ -14,7 +14,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/ProfileResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/ProfileResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
 
 components:
   schemas:
diff --git a/src/openapi/paths/timeline.yaml b/src/openapi/paths/timeline.yaml
index a2c4b6a..cb40385 100644
--- a/src/openapi/paths/timeline.yaml
+++ b/src/openapi/paths/timeline.yaml
@@ -14,7 +14,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/TimelineResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/TimelineResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
@@ -28,7 +30,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/TimelineResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/TimelineResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
@@ -42,7 +46,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/ListLatestTweetsTimelineResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/ListLatestTweetsTimelineResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
@@ -56,7 +62,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/SearchTimelineResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/SearchTimelineResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
diff --git a/src/openapi/paths/tweet.yaml b/src/openapi/paths/tweet.yaml
index e6bdef1..87ddd4a 100644
--- a/src/openapi/paths/tweet.yaml
+++ b/src/openapi/paths/tweet.yaml
@@ -14,7 +14,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/TweetDetailResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/TweetDetailResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
@@ -28,7 +30,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/TweetFavoritersResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/TweetFavoritersResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "user-list"
 
@@ -42,7 +46,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/TweetRetweetersResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/TweetRetweetersResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "user-list"
 
diff --git a/src/openapi/paths/user.yaml b/src/openapi/paths/user.yaml
index 1da25d7..d12620d 100644
--- a/src/openapi/paths/user.yaml
+++ b/src/openapi/paths/user.yaml
@@ -14,7 +14,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UserResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/UserResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "user"
 
@@ -28,7 +30,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UserResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/UserResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "user"
 
@@ -42,7 +46,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UsersResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/UsersResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "user"
 
diff --git a/src/openapi/paths/usertweets.yaml b/src/openapi/paths/usertweets.yaml
index 74a42e0..611d98a 100644
--- a/src/openapi/paths/usertweets.yaml
+++ b/src/openapi/paths/usertweets.yaml
@@ -14,7 +14,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UserTweetsResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/UserTweetsResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
@@ -28,7 +30,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UserTweetsResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/UserTweetsResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
@@ -42,7 +46,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UserHighlightsTweetsResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/UserHighlightsTweetsResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
@@ -56,7 +62,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UserTweetsResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/UserTweetsResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"
 
@@ -70,7 +78,9 @@ paths:
           content:
             application/json:
               schema:
-                $ref: "#/components/schemas/UserTweetsResponse"
+                oneOf:
+                  - $ref: "#/components/schemas/UserTweetsResponse"
+                  - $ref: "./../schemas/error.yaml#/components/schemas/Errors"
       tags:
         - "tweet"