diff --git a/examples/bluetooth/bluedroid/classic_bt/a2dp_source/main/bt_app_core.c b/examples/bluetooth/bluedroid/classic_bt/a2dp_source/main/bt_app_core.c
index bf0d0d314c..581104f2e4 100644
--- a/examples/bluetooth/bluedroid/classic_bt/a2dp_source/main/bt_app_core.c
+++ b/examples/bluetooth/bluedroid/classic_bt/a2dp_source/main/bt_app_core.c
@@ -115,7 +115,7 @@ bool bt_app_work_dispatch(bt_app_cb_t p_cback, uint16_t event, void *p_params, i
 void bt_app_task_start_up(void)
 {
     s_bt_app_task_queue = xQueueCreate(10, sizeof(bt_app_msg_t));
-    xTaskCreate(bt_app_task_handler, "BtAppTask", 2048, NULL, 10, &s_bt_app_task_handle);
+    xTaskCreate(bt_app_task_handler, "BtAppTask", 3072, NULL, 10, &s_bt_app_task_handle);
 }
 
 void bt_app_task_shut_down(void)