diff --git a/targets/RT/USER/lte-ru.c b/targets/RT/USER/lte-ru.c
index 77925940cc..607c3615dc 100644
--- a/targets/RT/USER/lte-ru.c
+++ b/targets/RT/USER/lte-ru.c
@@ -1528,7 +1528,7 @@ static void* ru_thread_tx( void* param ) {
   LTE_DL_FRAME_PARMS *fp = &ru->frame_parms;
   cpu_set_t cpuset;
   CPU_ZERO(&cpuset);
-
+  char filename[256];
 
   thread_top_init("ru_thread_tx",1,400000,500000,500000);
 
@@ -1563,17 +1563,14 @@ static void* ru_thread_tx( void* param ) {
       if (ru->fh_north_out) ru->fh_north_out(ru);
     }
     else {
-      {
-	for (int i=0; i<ru->nb_tx; i++)
-        {
-	  if(proc->frame_tx == 2) {
-	    sprintf(filename,"txdataF%d_frame%d_sf%d",i,proc->frame_tx,proc->subframe_tx);
-	    LOG_M(filename,"txdata_frame",ru->common.txdataF_BF[i],fp->samples_per_tti_wCP, 1, 1);
-	  }
-	  if(proc->frame_tx == 2 && proc->subframe_tx==0){
-	    sprintf(filename,"txdata%d_frame%d",i,proc->frame_tx);
-	    LOG_M(filename,"txdata_frame",ru->common.txdata[i],fp->samples_per_tti*10, 1, 1);
-	  }
+      for (int i=0; i<ru->nb_tx; i++) {
+	if(proc->frame_tx == 2) {
+	  sprintf(filename,"txdataF%d_frame%d_sf%d.m",i,proc->frame_tx,proc->subframe_tx);
+	  LOG_M(filename,"txdata_frame",ru->common.txdataF_BF[i],fp->symbols_per_tti*fp->ofdm_symbol_size, 1, 1);
+	}
+	if(proc->frame_tx == 2 && proc->subframe_tx==0){
+	  sprintf(filename,"txdata%d_frame%d.m",i,proc->frame_tx);
+	  LOG_M(filename,"txdata_frame",ru->common.txdata[i],fp->samples_per_tti*10, 1, 1);
 	}
       }
     }