diff --git a/openair1/SCHED/phy_procedures_lte_eNb.c b/openair1/SCHED/phy_procedures_lte_eNb.c
index 165f2fbac61ebda4df560c9588465d505dfcd84d..5442085514fd93f211b9cb60aa9c1cfff914b495 100755
--- a/openair1/SCHED/phy_procedures_lte_eNb.c
+++ b/openair1/SCHED/phy_procedures_lte_eNb.c
@@ -224,6 +224,7 @@ int8_t find_next_ue_index(PHY_VARS_eNB *phy_vars_eNB)
 
 int get_ue_active_harq_pid(const uint8_t Mod_id,const uint8_t CC_id,const uint16_t rnti, const int frame, const uint8_t subframe,uint8_t *harq_pid,uint8_t *round,const uint8_t ul_flag)
 {
+  int sf2hp[] = { 1, 2, 3, 4, 6, 7, 8, 9 };
 
   LTE_eNB_DLSCH_t *DLSCH_ptr;
   LTE_eNB_ULSCH_t *ULSCH_ptr;
@@ -249,7 +250,7 @@ int get_ue_active_harq_pid(const uint8_t Mod_id,const uint8_t CC_id,const uint16
       if (DLSCH_ptr->harq_processes[i]!=NULL) {
 	if (DLSCH_ptr->harq_processes[i]->status != ACTIVE) {
 	  // store first inactive process
-	  if (first_proc_found == 0) {
+	  if (sf2hp[i] == subframe && first_proc_found == 0) {
 	    first_proc_found = 1;
 	    *harq_pid = i;
 	    *round = 0;