diff --git a/openair1/PHY/LTE_TRANSPORT/prach.c b/openair1/PHY/LTE_TRANSPORT/prach.c
index d9f5434cf5..33780a7def 100644
--- a/openair1/PHY/LTE_TRANSPORT/prach.c
+++ b/openair1/PHY/LTE_TRANSPORT/prach.c
@@ -629,6 +629,13 @@ int32_t generate_prach( PHY_VARS_UE *ue, uint8_t eNB_id, uint8_t subframe, uint1
 
 #if defined(EXMIMO) || defined(OAI_USRP)
   prach_start =  (ue->rx_offset+subframe*ue->frame_parms.samples_per_tti-ue->hw_timing_advance-ue->N_TA_offset);
+#ifdef PRACH_DEBUG
+    LOG_I(PHY,"[UE %d] prach_start %d, rx_offset %d, hw_timing_advance %d, N_TA_offset %d\n", ue->Mod_id,
+        prach_start,
+        ue->rx_offset,
+        ue->hw_timing_advance,
+        ue->N_TA_offset);
+#endif
 
   if (prach_start<0)
     prach_start+=(ue->frame_parms.samples_per_tti*LTE_NUMBER_OF_SUBFRAMES_PER_FRAME);
diff --git a/openair1/SCHED/phy_procedures_lte_ue.c b/openair1/SCHED/phy_procedures_lte_ue.c
index 62253126fb..275414054e 100644
--- a/openair1/SCHED/phy_procedures_lte_ue.c
+++ b/openair1/SCHED/phy_procedures_lte_ue.c
@@ -1142,14 +1142,15 @@ void ue_prach_procedures(PHY_VARS_UE *ue,UE_rxtx_proc_t *proc,uint8_t eNB_id,uin
     } else {
       UE_transport_info[ue->Mod_id][ue->CC_id].cntl.prach_flag=1;
       UE_transport_info[ue->Mod_id][ue->CC_id].cntl.prach_id=ue->prach_resources[eNB_id]->ra_PreambleIndex;
-      if (ue->mac_enabled==1){
-	mac_xface->Msg1_transmitted(ue->Mod_id,
-				    ue->CC_id,
-				    frame_tx,
-				    eNB_id);
-      }
     }
     
+    if (ue->mac_enabled==1){
+      mac_xface->Msg1_transmitted(ue->Mod_id,
+          ue->CC_id,
+          frame_tx,
+          eNB_id);
+    }
+
     LOG_D(PHY,"[UE  %d][RAPROC] Frame %d, subframe %d: Generating PRACH (eNB %d) preamble index %d for UL, TX power %d dBm (PL %d dB), l3msg \n",
 	  ue->Mod_id,frame_tx,subframe_tx,eNB_id,
 	  ue->prach_resources[eNB_id]->ra_PreambleIndex,
diff --git a/targets/RT/USER/lte-softmodem.c b/targets/RT/USER/lte-softmodem.c
index a9d7a07e26..5e0acdc80b 100644
--- a/targets/RT/USER/lte-softmodem.c
+++ b/targets/RT/USER/lte-softmodem.c
@@ -1641,17 +1641,8 @@ int main( int argc, char **argv )
 
       PHY_vars_eNB_g[0][CC_id]->rx_total_gain_dB = (int)rx_gain[CC_id][0];
 
-      if (frame_parms[CC_id]->frame_type==FDD) {
-	PHY_vars_eNB_g[0][CC_id]->N_TA_offset = 0;
-      }
-      else {
-	if (frame_parms[CC_id]->N_RB_DL == 100)
-	  PHY_vars_eNB_g[0][CC_id]->N_TA_offset = 624;
-	else if (frame_parms[CC_id]->N_RB_DL == 50)
-	  PHY_vars_eNB_g[0][CC_id]->N_TA_offset = 624/2;
-	else if (frame_parms[CC_id]->N_RB_DL == 25)
-	  PHY_vars_eNB_g[0][CC_id]->N_TA_offset = 624/4;
-      }
+      PHY_vars_eNB_g[0][CC_id]->N_TA_offset = 0;
+
     }