diff --git a/docs/en/api-reference/system/freertos_additions.rst b/docs/en/api-reference/system/freertos_additions.rst
index a4e8ea8f11..11de9a32cf 100644
--- a/docs/en/api-reference/system/freertos_additions.rst
+++ b/docs/en/api-reference/system/freertos_additions.rst
@@ -111,7 +111,7 @@ The following example demonstrates the usage of :cpp:func:`xRingbufferSendAcquir
             .buf = item->buf,
         };
         //Actually send to the ring buffer for consumer to use
-        res = xRingbufferSendComplete(buf_handle, &item);
+        res = xRingbufferSendComplete(buf_handle, (void *)item);
         if (res != pdTRUE) {
             printf("Failed to send item\n");
         }
diff --git a/docs/zh_CN/api-reference/system/freertos_additions.rst b/docs/zh_CN/api-reference/system/freertos_additions.rst
index eb2f0f41b4..d9f6b75474 100644
--- a/docs/zh_CN/api-reference/system/freertos_additions.rst
+++ b/docs/zh_CN/api-reference/system/freertos_additions.rst
@@ -111,7 +111,7 @@ ESP-IDF 环形 buffer 是一个典型的 FIFO buffer，支持任意大小的数
             .buf = item->buf,
         };
         //实际发送到环形 buffer 以供使用
-        res = xRingbufferSendComplete(buf_handle, &item);
+        res = xRingbufferSendComplete(buf_handle, (void *)item);
         if (res != pdTRUE) {
             printf("Failed to send item\n");
         }