diff --git a/openair1/SIMULATION/NR_PHY/prachsim.c b/openair1/SIMULATION/NR_PHY/prachsim.c
index db3631276c..8f644bf4c5 100644
--- a/openair1/SIMULATION/NR_PHY/prachsim.c
+++ b/openair1/SIMULATION/NR_PHY/prachsim.c
@@ -678,16 +678,16 @@ int main(int argc, char **argv){
   for (i = 0; i < frame_parms->samples_per_subframe; i++) {
     for (aa=0; aa<1; aa++) {
       if (awgn_flag == 0) {
-        s_re[aa][i] = ((double)(((short *)&txdata[aa][prach_start]))[(i<<1)]);
-        s_im[aa][i] = ((double)(((short *)&txdata[aa][prach_start]))[(i<<1)+1]);
+        s_re[aa][i] = txdata[aa][prach_start + i].r;
+        s_im[aa][i] = txdata[aa][prach_start + i].i;
       } else {
         for (aarx=0; aarx<gNB->frame_parms.nb_antennas_rx; aarx++) {
           if (aa==0) {
-            r_re[aarx][i] = ((double)(((short *)&txdata[aa][prach_start]))[(i<<1)]);
-            r_im[aarx][i] = ((double)(((short *)&txdata[aa][prach_start]))[(i<<1)+1]);
+            r_re[aa][i] = txdata[aa][prach_start + i].r;
+            r_im[aa][i] = txdata[aa][prach_start + i].i;
           } else {
-            r_re[aarx][i] += ((double)(((short *)&txdata[aa][prach_start]))[(i<<1)]);
-            r_im[aarx][i] += ((double)(((short *)&txdata[aa][prach_start]))[(i<<1)+1]);
+            r_re[aa][i] += txdata[aa][prach_start + i].r;
+            r_im[aa][i] += txdata[aa][prach_start + i].i;
           }
         }
       }