diff --git a/OpenAPI/TS28312_IntentNrm.yaml b/OpenAPI/TS28312_IntentNrm.yaml
index be7cb97108b7c8b4cab05561c91c383460b21d58..2bac76afe2be19ef5c285bdcc8753945d1dabce8 100644
--- a/OpenAPI/TS28312_IntentNrm.yaml
+++ b/OpenAPI/TS28312_IntentNrm.yaml
@@ -476,11 +476,10 @@ components:
         targetFulfilmentInfo:
           $ref: '#/components/schemas/FulfilmentInfo'
         targetAchievedValue:
-          type: number
           description: >-
             It describes the value that has been achieved for the expectation target at the time at which 
             the report is generated.
-          readOnly: true
+          $ref: "#/components/schemas/ValueRangeType"
         targetContexts:
           type: array
           uniqueItems: true