diff --git a/openair1/PHY/NR_TRANSPORT/nr_dlsch.c b/openair1/PHY/NR_TRANSPORT/nr_dlsch.c
index aa75bd6555..6c938349d8 100644
--- a/openair1/PHY/NR_TRANSPORT/nr_dlsch.c
+++ b/openair1/PHY/NR_TRANSPORT/nr_dlsch.c
@@ -175,7 +175,7 @@ for (int l=0; l<rel15->nb_layers; l++)
     //to be moved to init phase potentially, for now tx_layers 1-8 are mapped on antenna ports 1000-1007
 
   /// DMRS QPSK modulation
-  uint16_t n_dmrs = (rel15->n_prb*rel15->nb_re_dmrs)<<1;
+  uint16_t n_dmrs = ((rel15->n_prb+rel15->start_prb)*rel15->nb_re_dmrs)<<1;
   int16_t mod_dmrs[n_dmrs<<1];
   uint8_t dmrs_type = config->pdsch_config.dmrs_type.value;
   uint8_t mapping_type = config->pdsch_config.mapping_type.value;
@@ -220,6 +220,10 @@ ap, Wt[0], Wt[1], Wf[0], Wf[1], delta, l_prime[0], l0, dmrs_symbol);
 #endif
     uint8_t k_prime=0;
     uint16_t m=0, n=0, dmrs_idx=0, k=0;
+    if (dmrs_type == NFAPI_NR_DMRS_TYPE1) // another if condition to be included to check pdsch config type (reference of k)
+      dmrs_idx = rel15->start_prb*6;
+    else
+      dmrs_idx = rel15->start_prb*4;
 
     for (int l=rel15->start_symbol; l<rel15->start_symbol+rel15->nb_symbols; l++) {
       k = start_sc;
diff --git a/openair1/PHY/NR_UE_TRANSPORT/dci_nr.c b/openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
index fca613b56f..3cab9718c7 100644
--- a/openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
+++ b/openair1/PHY/NR_UE_TRANSPORT/dci_nr.c
@@ -140,11 +140,8 @@ void nr_pdcch_demapping_deinterleaving(uint32_t *llr,
     }
 
     f_reg = (f_bundle_j*reg_bundle_size_L)+(reg%reg_bundle_size_L);
-    f_reg++; // to prevent compiler warning
     index_z   = 9*reg;
-    index_llr   = 9*(uint16_t)floor(reg/coreset_time_dur) + (9*coreset_nbr_rb)*(reg%coreset_time_dur); // might not work for noninterleaved mapping
-    //index_llr = 9*(((uint16_t)floor(f_reg/reg_bundle_size_L)+(f_reg)%coreset_time_dur))*(coreset_nbr_rb);
-    //index_llr = 9*((uint16_t)floor(f_reg/coreset_time_dur)+((f_reg%coreset_time_dur)*(coreset_nbr_rb)));
+    index_llr = 9*((uint16_t)floor(f_reg/coreset_time_dur)+((f_reg%coreset_time_dur)*(coreset_nbr_rb)));
 
     for (int i=0; i<9; i++) {
       z[index_z + i] = llr[index_llr + i];