diff --git a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
index 3f546d41b4..a9b68b4dab 100644
--- a/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
+++ b/openair2/LAYER2/NR_MAC_gNB/gNB_scheduler_ulsch.c
@@ -2081,8 +2081,8 @@ static int  pf_ul(gNB_MAC_INST *nrmac,
 
     /* Create UE_sched for UEs eligibale for new data transmission*/
     /* Calculate coefficient*/
-    const uint8_t Qm = nr_get_Qm_dl(selected_mcs, current_BWP->mcs_table);
-    const uint16_t R = nr_get_code_rate_dl(selected_mcs, current_BWP->mcs_table);
+    const uint8_t Qm = nr_get_Qm_ul(selected_mcs, current_BWP->mcs_table);
+    const uint16_t R = nr_get_code_rate_ul(selected_mcs, current_BWP->mcs_table);
     const uint32_t tbs = nr_compute_tbs(Qm,
                                         R,
                                         1, /* rbSize */