diff --git a/OpenAPI/TS28541_SliceNrm.yaml b/OpenAPI/TS28541_SliceNrm.yaml
index 33a164ceedead39dfba98fef9c83d6ea00d700e6..17264d754c662ff7b6e4de9f6cf9217ab0928f23 100755
--- a/OpenAPI/TS28541_SliceNrm.yaml
+++ b/OpenAPI/TS28541_SliceNrm.yaml
@@ -513,8 +513,10 @@ components:
             $ref: '#/components/schemas/UserMgmtOpen'
           v2XCommModels:
             $ref: '#/components/schemas/V2XCommModels'
-          coverageArea:
-            type: string
+          coverageAreas:
+            type: array
+            items:
+              type: string
           termDensity:
             $ref: '#/components/schemas/TermDensity'
           activityFactor: