diff --git a/OpenAPI/5gcNrm.yaml b/OpenAPI/5gcNrm.yaml
index ef6a600b400dc20460d0766a813e6f5a19eef196..2f63049020d49c60978dbcccbc12bac7dc81c069 100644
--- a/OpenAPI/5gcNrm.yaml
+++ b/OpenAPI/5gcNrm.yaml
@@ -220,7 +220,8 @@ components:
             $ref: 'genericNrm.yaml#/components/schemas/NFType'
         allowedNfDomains:
           type: array
-          items: string
+          items: 
+            type: string
         allowedNSSAIs:
           type: array
           items:
@@ -233,17 +234,20 @@ components:
           type: integer
         nfSetIdList:
           type: array
-          items: string
+          items:
+            type: string
         servingScope:
           type: array
-          items: string
+          items:
+            type: string
         nfSetRecoveryTimeList:
           type: array
           items:
             $ref: 'comDefs.yaml#/components/schemas/DateTime'
         scpDomains:
           type: array
-          items: string
+          items:
+            type: string
         vendorId:
           type: string
     SEPPType:
diff --git a/OpenAPI/nrNrm.yaml b/OpenAPI/nrNrm.yaml
index fc74e258d3f82b7b07147c0868d89d15e0f86baa..7c628a2ac588af5fd2cad58e30fb881cbbcffe53 100644
--- a/OpenAPI/nrNrm.yaml
+++ b/OpenAPI/nrNrm.yaml
@@ -671,6 +671,8 @@ components:
               $ref: '#/components/schemas/DRACHOptimizationFunction-Single'
             DMROFunction:
               $ref: '#/components/schemas/DMROFunction-Single'
+            DLBOFunction:
+              $ref: '#/components/schemas/DLBOFunction-Single'
             DPCIConfigurationFunction:
               $ref: '#/components/schemas/DPCIConfigurationFunction-Single'
             CPCIConfigurationFunction:
@@ -706,6 +708,8 @@ components:
               $ref: '#/components/schemas/DRACHOptimizationFunction-Single'
             DMROFunction:
               $ref: '#/components/schemas/DMROFunction-Single'
+            DLBOFunction:
+              $ref: '#/components/schemas/DLBOFunction-Single'
             DPCIConfigurationFunction:
               $ref: '#/components/schemas/DPCIConfigurationFunction-Single'
             CPCIConfigurationFunction:
@@ -873,6 +877,8 @@ components:
               $ref: '#/components/schemas/DESManagementFunction-Single'
             DMROFunction:
               $ref: '#/components/schemas/DMROFunction-Single'
+            DLBOFunction:
+              $ref: '#/components/schemas/DLBOFunction-Single'
 
     NrCellCu-Single:
       allOf:
@@ -907,6 +913,8 @@ components:
               $ref: '#/components/schemas/DESManagementFunction-Single'
             DMROFunction:
               $ref: '#/components/schemas/DMROFunction-Single'
+            DLBOFunction:
+              $ref: '#/components/schemas/DLBOFunction-Single'
             CESManagementFunction:
               $ref: '#/components/schemas/CESManagementFunction-Single'
             DPCIConfigurationFunction:
@@ -1413,6 +1421,20 @@ components:
                       $ref: '#/components/schemas/MinimumTimeBetweenHoTriggerChange'
                     tstoreUEcntxt:
                       $ref: '#/components/schemas/TstoreUEcntxt'
+    DLBOFunction-Single:
+      allOf:
+        - $ref: 'genericNrm.yaml#/components/schemas/Top'
+        - type: object
+          properties:
+            attributes: 
+                  type: object
+                  properties:
+                    dlboControl:
+                      type: boolean
+                    maximumDeviationHoTrigger:
+                          $ref: '#/components/schemas/MaximumDeviationHoTrigger'
+                    minimumTimeBetweenHoTriggerChange:
+                          $ref: '#/components/schemas/MinimumTimeBetweenHoTriggerChange'
 
     DPCIConfigurationFunction-Single:
       allOf:
@@ -1969,6 +1991,7 @@ components:
         - $ref: '#/components/schemas/DESManagementFunction-Single'
         - $ref: '#/components/schemas/DRACHOptimizationFunction-Single'
         - $ref: '#/components/schemas/DMROFunction-Single'
+        - $ref: '#/components/schemas/DLBOFunction-Single'        
         - $ref: '#/components/schemas/DPCIConfigurationFunction-Single'
         - $ref: '#/components/schemas/CPCIConfigurationFunction-Single'
         - $ref: '#/components/schemas/CESManagementFunction-Single'