diff --git a/openair1/PHY/NR_TRANSPORT/nr_prach.c b/openair1/PHY/NR_TRANSPORT/nr_prach.c
index efcc3dae1b..e8c66f00fe 100644
--- a/openair1/PHY/NR_TRANSPORT/nr_prach.c
+++ b/openair1/PHY/NR_TRANSPORT/nr_prach.c
@@ -14,7 +14,7 @@
 
 void init_nr_prach(PHY_VARS_gNB *gNB)
 {
-  int num_prach = 8;
+  int num_prach = 16;
   gNB->prach_ru_queue = spsc_q_alloc(num_prach, sizeof(prach_item_t));
   gNB->prach_l1rx_queue = spsc_q_alloc(num_prach, sizeof(prach_item_t));
 }