diff --git a/docs/en/api-reference/network/esp_eth.rst b/docs/en/api-reference/network/esp_eth.rst
index 5c98f7447e..91e2aad04a 100644
--- a/docs/en/api-reference/network/esp_eth.rst
+++ b/docs/en/api-reference/network/esp_eth.rst
@@ -166,7 +166,7 @@ The Ethernet driver is composed of two parts: MAC and PHY.
             * Force the PHY device to reset status (as the case **a** in the picture). **This could fail for some PHY device** (i.e., it still outputs signals to GPIO0 even in reset state).
 
         .. warning::
-            If you want the **Ethernet to work with WiFi**, don’t select ESP32 as source of ``REF_CLK`` as it would result in ``REF_CLK`` instability. Either disable WiFi or use a PHY or an external oscillator as the ``REF_CLK`` source.
+            If you want the **Ethernet to work with Wi-Fi**, don’t select ESP32 as source of ``REF_CLK`` as it would result in ``REF_CLK`` instability. Either disable Wi-Fi or use a PHY or an external oscillator as the ``REF_CLK`` source.
 
     .. only:: not esp32
 
diff --git a/docs/zh_CN/api-reference/network/esp_eth.rst b/docs/zh_CN/api-reference/network/esp_eth.rst
index 0f4de736c4..61cb45bbf0 100644
--- a/docs/zh_CN/api-reference/network/esp_eth.rst
+++ b/docs/zh_CN/api-reference/network/esp_eth.rst
@@ -165,6 +165,9 @@
 
             * 强制复位 PHY 设备（对应图中的选项 **a**）。**此种方法并不适用于所有 PHY 设备** （即便处于复位状态，某些 PHY 设备仍会向 GPIO0 输出信号）。
 
+        .. warning::
+            如希望 **以太网与 Wi-Fi 一起工作**，不要选择 ESP32 作为 ``REF_CLK`` 的源，因为这会导致 ``REF_CLK`` 不稳定。可以选择禁用 Wi-Fi，或使用 PHY 或外部振荡器作为 ``REF_CLK`` 的源。
+
     .. only:: not esp32
 
         .. note::