diff --git a/OpenAPI/TS28541_NrNrm.yaml b/OpenAPI/TS28541_NrNrm.yaml
index 99bb35ef44fc64663d0824bd94a67bca1a8eedb7..fb17b0687ab34bf1cba0c32e00d2f4ec6fcb0c35 100755
--- a/OpenAPI/TS28541_NrNrm.yaml
+++ b/OpenAPI/TS28541_NrNrm.yaml
@@ -2220,7 +2220,7 @@ components:
                   type: array
                   uniqueItems: true
                   items:
-                    $ref: 'TS28623_ComDefs.yaml#/components/schemas/DateTime'  
+                    $ref: 'TS28623_ComDefs.yaml#/components/schemas/TimeWindow'
                    
     NRECMappingRule-Single:
       allOf: