diff --git a/openair2/RRC/NR/MESSAGES/asn1_msg.c b/openair2/RRC/NR/MESSAGES/asn1_msg.c
index 40f94b32d6..ddb8d1d934 100644
--- a/openair2/RRC/NR/MESSAGES/asn1_msg.c
+++ b/openair2/RRC/NR/MESSAGES/asn1_msg.c
@@ -1149,6 +1149,10 @@ void fill_initial_cellGroupConfig(rnti_t rnti,
   }
   cellGroupConfig->mac_CellGroupConfig                                      = mac_CellGroupConfig;
 
+  physicalCellGroupConfig                                                   = calloc(1,sizeof(*physicalCellGroupConfig));
+  physicalCellGroupConfig->p_NR_FR1                                         = calloc(1,sizeof(*physicalCellGroupConfig->p_NR_FR1));
+  physicalCellGroupConfig->p_NR_FR1                                         = 20;
+  physicalCellGroupConfig->pdsch_HARQ_ACK_Codebook                          = NR_PhysicalCellGroupConfig__pdsch_HARQ_ACK_Codebook_dynamic;
   cellGroupConfig->physicalCellGroupConfig                                  = physicalCellGroupConfig;
   
   cellGroupConfig->spCellConfig                                             = calloc(1,sizeof(*cellGroupConfig->spCellConfig));