diff --git a/code/API_definitions/number-recycling.yaml b/code/API_definitions/number-recycling.yaml
index 6bab416..70829f6 100644
--- a/code/API_definitions/number-recycling.yaml
+++ b/code/API_definitions/number-recycling.yaml
@@ -164,19 +164,19 @@ components:
     ErrorInfo:
       type: object
       required:
+        - message
         - status
         - code
-        - message
       properties:
+        message:
+          type: string
+          description: A human-readable description of what the event represents
         status:
           type: integer
           description: HTTP response status code
         code:
           type: string
-          description: Code given to this error
-        message:
-          type: string
-          description: A human readable description of what the event represent
+          description: A human-readable code to describe the error
     XCorrelator:
       type: string
       pattern: ^[a-zA-Z0-9-_:;.\/<>{}]{0,256}$