diff --git a/src/main/resources/openapi/api.yaml b/src/main/resources/openapi/api.yaml
index f0a817dd..5ff2768a 100644
--- a/src/main/resources/openapi/api.yaml
+++ b/src/main/resources/openapi/api.yaml
@@ -201,6 +201,8 @@ paths:
                   $ref: "#/components/schemas/User"
     post:
       summary: ユーザーをフォローする
+      security:
+        - BearerAuth: [ ]
       parameters:
         - $ref: "#/components/parameters/userName"
       responses: