diff --git a/openapi.yml b/openapi.yml
index 71c6c37..2fbb2c6 100644
--- a/openapi.yml
+++ b/openapi.yml
@@ -1,4 +1,4 @@
-openapi: 3.1.0
+openapi: 3.0.0
 info:
   title: Staff and User API
   version: 1.0.0
@@ -124,7 +124,7 @@ paths:
     get:
       summary: "get staff profile"
       tags:
-        - staff
+        - Staff
       parameters:
         - name: "id"
           in: query
@@ -168,7 +168,7 @@ paths:
     get:
       summary: "get staff profile"
       tags:
-        - user
+        - User
       parameters:
         - name: "id"
           in: query