diff --git a/components/driver/include/driver/uart.h b/components/driver/include/driver/uart.h
index c193fb0ef..c788374bd 100644
--- a/components/driver/include/driver/uart.h
+++ b/components/driver/include/driver/uart.h
@@ -477,7 +477,8 @@ esp_err_t uart_intr_config(uart_port_t uart_num, const uart_intr_config_t *intr_
  * @param tx_buffer_size UART TX ring buffer size.
  *        If set to zero, driver will not use TX buffer, TX function will block task until all data have been sent out..
  * @param queue_size UART event queue size/depth.
- * @param uart_queue UART event queue handle, if set NULL, driver will not use an event queue.
+ * @param uart_queue UART event queue handle (out param). On success, a new queue handle is written here to provide
+ *        access to UART events. If set to NULL, driver will not use an event queue.
  * @param  intr_alloc_flags Flags used to allocate the interrupt. One or multiple (ORred)
  *            ESP_INTR_FLAG_* values. See esp_intr_alloc.h for more info.
  *
@@ -485,7 +486,7 @@ esp_err_t uart_intr_config(uart_port_t uart_num, const uart_intr_config_t *intr_
  *     - ESP_OK   Success
  *     - ESP_FAIL Parameter error
  */
-esp_err_t uart_driver_install(uart_port_t uart_num, int rx_buffer_size, int tx_buffer_size, int queue_size, void* uart_queue, int intr_alloc_flags);
+esp_err_t uart_driver_install(uart_port_t uart_num, int rx_buffer_size, int tx_buffer_size, int queue_size, QueueHandle_t* uart_queue, int intr_alloc_flags);
 
 /**
  * @brief Uninstall UART driver.
diff --git a/components/driver/uart.c b/components/driver/uart.c
index e85c54d8c..45f4e2394 100644
--- a/components/driver/uart.c
+++ b/components/driver/uart.c
@@ -950,7 +950,7 @@ esp_err_t uart_flush(uart_port_t uart_num)
     return ESP_OK;
 }
 
-esp_err_t uart_driver_install(uart_port_t uart_num, int rx_buffer_size, int tx_buffer_size, int queue_size, void* uart_queue, int intr_alloc_flags)
+esp_err_t uart_driver_install(uart_port_t uart_num, int rx_buffer_size, int tx_buffer_size, int queue_size, QueueHandle_t *uart_queue, int intr_alloc_flags)
 {
     UART_CHECK((uart_num < UART_NUM_MAX), "uart_num error", ESP_FAIL);
     UART_CHECK((rx_buffer_size > UART_FIFO_LEN), "uart rx buffer length error(>128)", ESP_FAIL);
@@ -978,7 +978,7 @@ esp_err_t uart_driver_install(uart_port_t uart_num, int rx_buffer_size, int tx_b
 
         if(uart_queue) {
             p_uart_obj[uart_num]->xQueueUart = xQueueCreate(queue_size, sizeof(uart_event_t));
-            *((QueueHandle_t*) uart_queue) = p_uart_obj[uart_num]->xQueueUart;
+            *uart_queue = p_uart_obj[uart_num]->xQueueUart;
             ESP_LOGI(UART_TAG, "queue free spaces: %d", uxQueueSpacesAvailable(p_uart_obj[uart_num]->xQueueUart));
         } else {
             p_uart_obj[uart_num]->xQueueUart = NULL;