diff --git a/OpenAPI/TS28541_NrNrm.yaml b/OpenAPI/TS28541_NrNrm.yaml
index ff834f78aca534f7262ce223c9ec472ab5609f77..52e96ce9e73973c4a698525cb38a1ccdc63772ef 100755
--- a/OpenAPI/TS28541_NrNrm.yaml
+++ b/OpenAPI/TS28541_NrNrm.yaml
@@ -840,6 +840,8 @@ components:
               $ref: '#/components/schemas/EP_F1C-Single'
             EP_F1U:
               $ref: '#/components/schemas/EP_F1U-Multiple'
+            NrOperatorCellDu:
+              $ref: '#/components/schemas/NrOperatorCellDu-Multiple'              
 
     GnbCuUpFunction-Single:
       allOf:
@@ -1090,8 +1092,7 @@ components:
               $ref: '#/components/schemas/CPCIConfigurationFunction-Single'
             DRACHOptimizationFunction:
               $ref: '#/components/schemas/DRACHOptimizationFunction-Single'
-            NrOperatorCellDu:
-              $ref: '#/components/schemas/NrOperatorCellDu-Multiple'
+
     BWPSet-Single:
       allOf:
         - $ref: 'TS28623_GenericNrm.yaml#/components/schemas/Top'