diff --git a/insight.yml b/insight.yml
index 39f47fb..46b1fd9 100644
--- a/insight.yml
+++ b/insight.yml
@@ -125,7 +125,7 @@ paths:
       parameters:
         - in: query
           name: date
-          required: false
+          required: true
           description: |+
             Date for which to retrieve the number of followers.
 
diff --git a/manage-audience.yml b/manage-audience.yml
index 38256bd..217e692 100644
--- a/manage-audience.yml
+++ b/manage-audience.yml
@@ -82,6 +82,7 @@ paths:
               description: "Request for createAudienceForUploadingUserIds"
               type: object
               required:
+                - description
                 - file
               properties:
                 description:
@@ -142,6 +143,7 @@ paths:
               description: "Request of the addUserIdsToAudience"
               type: object
               required:
+                - audienceGroupId
                 - file
               properties:
                 audienceGroupId:
@@ -582,7 +584,7 @@ paths:
       parameters:
         - name: page
           in: query
-          required: true
+          required: false
           schema:
             type: integer
             format: int64
@@ -698,6 +700,8 @@ components:
         url: https://developers.line.biz/en/reference/messaging-api/#create-upload-audience-group
       type: object
       description: "Create audience for uploading user IDs (by JSON)"
+      required:
+        - description
       properties:
         description:
           type: string
@@ -801,6 +805,9 @@ components:
         url: https://developers.line.biz/en/reference/messaging-api/#update-upload-audience-group
       type: object
       description: "Add user IDs or Identifiers for Advertisers (IFAs) to an audience for uploading user IDs (by JSON)"
+      required:
+        - audienceGroupId
+        - audiences
       properties:
         audienceGroupId:
           type: integer
@@ -820,6 +827,9 @@ components:
         url: https://developers.line.biz/en/reference/messaging-api/#create-click-audience-group
       type: object
       description: "Create audience for click-based retargeting"
+      required:
+        - description
+        - requestId
       properties:
         description:
           type: string
@@ -899,6 +909,9 @@ components:
         url: https://developers.line.biz/en/reference/messaging-api/#create-imp-audience-group
       type: object
       description: "Create audience for impression-based retargeting"
+      required:
+        - description
+        - requestId
       properties:
         description:
           type: string
@@ -940,6 +953,8 @@ components:
         url: https://developers.line.biz/en/reference/messaging-api/#set-description-audience-group
       type: object
       description: "Rename an audience"
+      required:
+        - description
       properties:
         description:
           type: string
diff --git a/messaging-api.yml b/messaging-api.yml
index e5cf1e6..df2c540 100644
--- a/messaging-api.yml
+++ b/messaging-api.yml
@@ -3261,6 +3261,12 @@ components:
     # RichMenu
     RichMenuRequest:
       type: object
+      required:
+        - size
+        - selected
+        - name
+        - chatBarText
+        - areas
       properties:
         size:
           "$ref": "#/components/schemas/RichMenuSize"
@@ -5267,6 +5273,7 @@ components:
         - acquisitionCondition
         - endTimestamp
         - maxUseCountPerTicket
+        - reward
         - startTimestamp
         - title
         - visibility