diff --git a/web/public/js/components/server/http-webp-config-box.js b/web/public/js/components/server/http-webp-config-box.js
index 67bc3724..4b84aa87 100644
--- a/web/public/js/components/server/http-webp-config-box.js
+++ b/web/public/js/components/server/http-webp-config-box.js
@@ -75,7 +75,7 @@ Vue.component("http-webp-config-box", {
 						<input type="checkbox" value="1" v-model="config.isOn"/>
 						<label></label>
 					</div>
-					<p class="comment">选中后表示开启自动WebP压缩<span v-if="vRequireCache">；只有满足缓存条件的图片内容才会被转换</span>。</p>
+					<p class="comment">选中后表示开启自动WebP压缩；图片的宽和高均不能超过16383像素<span v-if="vRequireCache">；只有满足缓存条件的图片内容才会被转换</span>。</p>
 				</td>
 			</tr>
 		</tbody>