diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
index 3b097e5e32..094d7aafe5 100644
--- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
@@ -656,6 +656,7 @@ static void _nr_rx_sdu(const module_id_t gnb_mod_idP,
                        const rnti_t rntiP,
                        uint8_t *sduP,
                        const uint32_t sdu_lenP,
+                       const int8_t harq_pid,
                        const uint16_t timing_advance,
                        const uint8_t ul_cqi,
                        const uint16_t rssi)
@@ -673,7 +674,6 @@ static void _nr_rx_sdu(const module_id_t gnb_mod_idP,
   if (UE && UE_waiting_CFRA_msg3 == false) {
 
     NR_UE_sched_ctrl_t *UE_scheduling_control = &UE->UE_sched_ctrl;
-    const int8_t harq_pid = UE_scheduling_control->feedback_ul_harq.head;
 
     if (sduP)
       T(T_GNB_MAC_UL_PDU_WITH_DATA, T_INT(gnb_mod_idP), T_INT(CC_idP),
@@ -951,13 +951,14 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
                const rnti_t rntiP,
                uint8_t *sduP,
                const uint32_t sdu_lenP,
+               const int8_t harq_pid,
                const uint16_t timing_advance,
                const uint8_t ul_cqi,
                const uint16_t rssi)
 {
   gNB_MAC_INST *gNB_mac = RC.nrmac[gnb_mod_idP];
   NR_SCHED_LOCK(&gNB_mac->sched_lock);
-  _nr_rx_sdu(gnb_mod_idP, CC_idP, frameP, slotP, rntiP, sduP, sdu_lenP, timing_advance, ul_cqi, rssi);
+  _nr_rx_sdu(gnb_mod_idP, CC_idP, frameP, slotP, rntiP, sduP, sdu_lenP, harq_pid, timing_advance, ul_cqi, rssi);
   NR_SCHED_UNLOCK(&gNB_mac->sched_lock);
 }
 
diff --git a/openair2/LAYER2/NR_MAC_gNB/mac_proto.h b/openair2/LAYER2/NR_MAC_gNB/mac_proto.h
index fe2fec8ab1..5c998f4d2a 100644
--- a/openair2/LAYER2/NR_MAC_gNB/mac_proto.h
+++ b/openair2/LAYER2/NR_MAC_gNB/mac_proto.h
@@ -344,6 +344,7 @@ void nr_rx_sdu(const module_id_t gnb_mod_idP,
                const rnti_t rntiP,
                uint8_t * sduP,
                const uint32_t sdu_lenP,
+               const int8_t harq_pid,
                const uint16_t timing_advance,
                const uint8_t ul_cqi,
                const uint16_t rssi);
diff --git a/openair2/NR_PHY_INTERFACE/NR_IF_Module.c b/openair2/NR_PHY_INTERFACE/NR_IF_Module.c
index 869c0f9882..c685bb47af 100644
--- a/openair2/NR_PHY_INTERFACE/NR_IF_Module.c
+++ b/openair2/NR_PHY_INTERFACE/NR_IF_Module.c
@@ -192,6 +192,9 @@ void handle_nr_ulsch(NR_UL_IND_t *UL_info)
       AssertFatal(crc->rnti == rx->rnti, "mis-match between CRC RNTI %04x and RX RNTI %04x\n",
                   crc->rnti, rx->rnti);
 
+      AssertFatal(crc->harq_id == rx->harq_id, "mis-match between CRC HARQ ID %04x and RX HARQ ID %04x\n",
+                  crc->harq_id, rx->harq_id);
+
       LOG_D(NR_MAC,
             "%4d.%2d Calling rx_sdu (CRC %s/tb_crc_status %d)\n",
             UL_info->frame,
@@ -207,6 +210,7 @@ void handle_nr_ulsch(NR_UL_IND_t *UL_info)
                 crc->rnti,
                 crc->tb_crc_status ? NULL : rx->pdu,
                 rx->pdu_length,
+                crc->harq_id,
                 crc->timing_advance,
                 crc->ul_cqi,
                 crc->rssi);