diff --git a/OpenAPI/TS32291_Nchf_ConvergedCharging.yaml b/OpenAPI/TS32291_Nchf_ConvergedCharging.yaml
index e740f7ac7ad1b02cdfa96a3e10d9bda1e2416167..57ba3e818424dfc15b8a475fd9993a2987443a10 100644
--- a/OpenAPI/TS32291_Nchf_ConvergedCharging.yaml
+++ b/OpenAPI/TS32291_Nchf_ConvergedCharging.yaml
@@ -2609,6 +2609,7 @@ components:
           items:
             $ref: 'TS29571_CommonData.yaml#/components/schemas/SatelliteBackhaulCategory'
           minItems: 0
+          maxItems: 1
         gEOSatelliteID:
             $ref: 'TS29571_CommonData.yaml#/components/schemas/GeoSatelliteId'
     NotificationType: