diff --git a/OpenAPI/TS28541_5GcNrm.yaml b/OpenAPI/TS28541_5GcNrm.yaml
index a50921f0bfd2d564db195c8b76ed981c0ac4b5b8..dd098b582608cfb00bb1367d7f43077644a662d3 100755
--- a/OpenAPI/TS28541_5GcNrm.yaml
+++ b/OpenAPI/TS28541_5GcNrm.yaml
@@ -582,16 +582,6 @@ components:
           type: array
           items:
             $ref: '#/components/schemas/DnnSmfInfoItem'
-    
-    IpAddr:
-      type: object
-      properties:
-        ipv4Addr:
-          type: string
-        ipv6Addr:
-          type: string
-        ipv6Prefix:
-          type: string
 
     5GCNfConnEcmInfoList:
       type: array
@@ -890,7 +880,7 @@ components:
                     pgwAddrList:
                       type: array
                       items:
-                        $ref: '#/components/schemas/IpAddr'
+                        $ref: 'TS28623_ComDefs.yaml#/components/schemas/IpAddr'
                     accessType:
                       $ref: 'TS29571_CommonData.yaml#/components/schemas/AccessType'
                     priority: