diff --git a/openair2/GNB_APP/gnb_config.c b/openair2/GNB_APP/gnb_config.c
index 70e6c026ca..152e87bd20 100644
--- a/openair2/GNB_APP/gnb_config.c
+++ b/openair2/GNB_APP/gnb_config.c
@@ -2020,22 +2020,21 @@ static void fill_measurement_configuration(uint8_t gnb_idx, gNB_RRC_INST *rrc)
   measurementConfig->a3_event_list = malloc(sizeof(seq_arr_t));
   seq_arr_init(measurementConfig->a3_event_list, sizeof(nr_a3_event_t));
   for (int i = 0; i < A3_EventList.numelt; i++) {
-    nr_a3_event_t *a3_event = (nr_a3_event_t *)calloc(1, sizeof(nr_a3_event_t));
-    AssertFatal(a3_event != NULL, "out of memory\n");
-    a3_event->pci = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_PCI_ID_IDX].i64ptr;
-    AssertFatal(a3_event->pci >= -1 && a3_event->pci < 1024,
+    nr_a3_event_t a3_event = {0};
+    a3_event.pci = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_PCI_ID_IDX].i64ptr;
+    AssertFatal(a3_event.pci >= -1 && a3_event.pci < 1024,
                 "entry %s.%s must be -1<=PCI<1024, but is %d\n",
                 measurement_path,
                 MEASUREMENT_EVENTS_PCI_ID,
-                a3_event->pci);
-    a3_event->timeToTrigger = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_TIMETOTRIGGER_IDX].i64ptr;
-    a3_event->a3_offset = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_OFFSET_IDX].i64ptr;
-    a3_event->hysteresis = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_HYSTERESIS_IDX].i64ptr;
+                a3_event.pci);
+    a3_event.timeToTrigger = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_TIMETOTRIGGER_IDX].i64ptr;
+    a3_event.a3_offset = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_OFFSET_IDX].i64ptr;
+    a3_event.hysteresis = *A3_EventList.paramarray[i][MEASUREMENT_EVENTS_HYSTERESIS_IDX].i64ptr;
 
-    if (a3_event->pci == -1)
+    if (a3_event.pci == -1)
       measurementConfig->is_default_a3_configuration_exists = true;
 
-    seq_arr_push_back(measurementConfig->a3_event_list, a3_event, sizeof(nr_a3_event_t));
+    seq_arr_push_back(measurementConfig->a3_event_list, &a3_event, sizeof(nr_a3_event_t));
   }
 }