diff --git a/Documents/proto/general/openapi.yaml b/Documents/proto/general/openapi.yaml
index c0bb525..4354257 100644
--- a/Documents/proto/general/openapi.yaml
+++ b/Documents/proto/general/openapi.yaml
@@ -415,7 +415,7 @@ paths:
         - Ext (Messaging)
         - discussion 
       requestBody:
-        require: true
+        required: true
         content:
           application/x-www-form-urlencoded:
             schema:
@@ -425,7 +425,7 @@ paths:
                   type: string
                 users:
                   type: array
-                  descrition: id of users
+                  description: id of users
                   items:
                     type: integer
       responses:
@@ -585,8 +585,9 @@ paths:
         '200':
           description: Ok
           content:
-            test/calendar:
-              description: file containing the appointments
+            text/calendar:
+              schema:
+                type: string
             application/json:
               schema:
                 type: array
@@ -646,8 +647,9 @@ paths:
         '200':
           description: Ok
           content:
-            test/calendar:
-              description: file containing the appointment
+            text/calendar:
+              schema:
+                type: string
             application/json:
               schema:
                 type: object