diff --git a/README.md b/README.md
index acf6037b3eb7869e0775d37391ebd8d0babfb3e9..30620a69315a7295d834fec3dc51cbb067532c3c 100644
--- a/README.md
+++ b/README.md
@@ -128,7 +128,7 @@ builder.Services.AddCaptcha(builder.Configuration, option =>
 
     option.ImageOption.Width = 150; // 验证码宽度
     option.ImageOption.Height = 50; // 验证码高度
-    option.ImageOption.BackgroundColor = SixLabors.ImageSharp.Color.White; // 验证码背景色
+    option.ImageOption.BackgroundColor = SkiaSharp.SKColors.White; // 验证码背景色
 
     option.ImageOption.BubbleCount = 2; // 气泡数量
     option.ImageOption.BubbleMinRadius = 5; // 气泡最小半径