diff --git a/openair2/RRC/NR/rrc_gNB_reconfig.c b/openair2/RRC/NR/rrc_gNB_reconfig.c
index a9e27da95d..a6655019a6 100644
--- a/openair2/RRC/NR/rrc_gNB_reconfig.c
+++ b/openair2/RRC/NR/rrc_gNB_reconfig.c
@@ -915,7 +915,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
  NR_PUCCH_Resource_t *pucchres2=calloc(1,sizeof(*pucchres2));
  NR_PUCCH_Resource_t *pucchres3=calloc(1,sizeof(*pucchres3));
  pucchres0->pucch_ResourceId=1;
- pucchres0->startingPRB=48;
+ pucchres0->startingPRB=8;
  pucchres0->intraSlotFrequencyHopping=NULL;
  pucchres0->secondHopPRB=NULL;
  pucchres0->format.present= NR_PUCCH_Resource__format_PR_format0;
@@ -926,7 +926,7 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
  ASN_SEQUENCE_ADD(&pucch_Config->resourceToAddModList->list,pucchres0);
 
  pucchres1->pucch_ResourceId=2;
- pucchres1->startingPRB=48;
+ pucchres1->startingPRB=8;
  pucchres1->intraSlotFrequencyHopping=NULL;
  pucchres1->secondHopPRB=NULL;
  pucchres1->format.present= NR_PUCCH_Resource__format_PR_format0;
@@ -937,23 +937,23 @@ void fill_default_secondaryCellGroup(NR_ServingCellConfigCommon_t *servingcellco
  ASN_SEQUENCE_ADD(&pucch_Config->resourceToAddModList->list,pucchres1);
 
  pucchres2->pucch_ResourceId=3;
- pucchres2->startingPRB=40;
+ pucchres2->startingPRB=0;
  pucchres2->intraSlotFrequencyHopping=NULL;
  pucchres2->secondHopPRB=NULL;
  pucchres2->format.present= NR_PUCCH_Resource__format_PR_format2;
  pucchres2->format.choice.format2=calloc(1,sizeof(*pucchres2->format.choice.format2));
- pucchres2->format.choice.format2->nrofPRBs=4;
+ pucchres2->format.choice.format2->nrofPRBs=8;
  pucchres2->format.choice.format2->nrofSymbols=1;
  pucchres2->format.choice.format2->startingSymbolIndex=13;
  ASN_SEQUENCE_ADD(&pucch_Config->resourceToAddModList->list,pucchres2);
 
  pucchres3->pucch_ResourceId=4;
- pucchres3->startingPRB=40;
+ pucchres3->startingPRB=0;
  pucchres3->intraSlotFrequencyHopping=NULL;
  pucchres3->secondHopPRB=NULL;
  pucchres3->format.present= NR_PUCCH_Resource__format_PR_format2;
  pucchres3->format.choice.format2=calloc(1,sizeof(*pucchres3->format.choice.format2));
- pucchres3->format.choice.format2->nrofPRBs=4;
+ pucchres3->format.choice.format2->nrofPRBs=8;
  pucchres3->format.choice.format2->nrofSymbols=1;
  pucchres3->format.choice.format2->startingSymbolIndex=12;
  ASN_SEQUENCE_ADD(&pucch_Config->resourceToAddModList->list,pucchres3);