diff --git a/api.planx.uk/modules/webhooks/docs.yaml b/api.planx.uk/modules/webhooks/docs.yaml
index 5d8a2d0d2f..b200378244 100644
--- a/api.planx.uk/modules/webhooks/docs.yaml
+++ b/api.planx.uk/modules/webhooks/docs.yaml
@@ -151,22 +151,42 @@ components:
                 event_id:
                   type: string
                   description: Internal Hasura ID of the generated event
-    OperationResult:
-      type: object
-      properties:
-        operationName:
-          type: string
-        status:
-          type: string
-          enum:
-            - success
-            - failure
-        count:
-          type: integer
-          required: false
-        errorMessage:
-          type: string
-          required: false
+    OperationResultSuccess:
+      content:
+        application/json:
+          schema:
+            type: array
+            items:
+              type: object
+              properties:
+                operationName:
+                  type: string
+                status:
+                  type: string
+                  enum:
+                    - success
+                count:
+                  type: integer
+    OperationResultFailure:
+      content:
+        application/json:
+          schema:
+            type: array
+            items:
+              type: object
+              properties:
+                operationName:
+                  type: string
+                status:
+                  type: string
+                  enum:
+                    - success
+                    - failure
+                count:
+                  type: integer
+                errorMessage:
+                  type: string
+                  required: false
 paths:
   /webhooks/hasura/sendSlackNotification:
     post:
@@ -234,43 +254,43 @@ paths:
           $ref: "#/components/responses/ScheduledEvent"
         "500":
           $ref: "#/components/responses/ErrorMessage"
-    /webhooks/hasura/create-reminder-event:
-      post:
-        tags: ["webhooks"]
-        summary: Create session reminder event
-        description: Setup events which will trigger session reminder emails to be generated
-        requestBody:
-          content:
-            application/json:
-              schema:
-                $ref: "#/components/schemas/CreateSessionEvent"
-        responses:
-          "200":
-            $ref: "#/components/responses/ScheduledEvent"
-          "500":
-            $ref: "#/components/responses/ErrorMessage"
-    /webhooks/hasura/create-expiry-event:
-      post:
-        tags: ["webhooks"]
-        summary: Create session expiry event
-        description: Setup events which will trigger session expiry email to be generated
-        requestBody:
-          content:
-            application/json:
-              schema:
-                $ref: "#/components/schemas/CreateSessionEvent"
-        responses:
-          "200":
-            $ref: "#/components/responses/ScheduledEvent"
-          "500":
-            $ref: "#/components/responses/ErrorMessage"
-    /webhooks/hasura/sanitise-application-data:
-      post:
-        tags: ["webhooks"]
-        summary: Sanitise application data
-        description: Called by Hasura cron job "sanitise_application_data" on a nightly basis
-        responses:
-          "200":
-            $ref: "#/components/responses/OperationResult"
-          "500":
-            $ref: "#/components/responses/OperationResult"
+  /webhooks/hasura/create-reminder-event:
+    post:
+      tags: ["webhooks"]
+      summary: Create session reminder event
+      description: Setup events which will trigger session reminder emails to be generated
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/CreateSessionEvent"
+      responses:
+        "200":
+          $ref: "#/components/responses/ScheduledEvent"
+        "500":
+          $ref: "#/components/responses/ErrorMessage"
+  /webhooks/hasura/create-expiry-event:
+    post:
+      tags: ["webhooks"]
+      summary: Create session expiry event
+      description: Setup events which will trigger session expiry email to be generated
+      requestBody:
+        content:
+          application/json:
+            schema:
+              $ref: "#/components/schemas/CreateSessionEvent"
+      responses:
+        "200":
+          $ref: "#/components/responses/ScheduledEvent"
+        "500":
+          $ref: "#/components/responses/ErrorMessage"
+  /webhooks/hasura/sanitise-application-data:
+    post:
+      tags: ["webhooks"]
+      summary: Sanitise application data
+      description: Called by Hasura cron job "sanitise_application_data" on a nightly basis
+      responses:
+        "200":
+          $ref: "#/components/responses/OperationResultSuccess"
+        "500":
+          $ref: "#/components/responses/OperationResultFailure"