diff --git a/web/build/webpack.config.ts b/web/build/webpack.config.ts
index c656e3a4..f7154ba8 100644
--- a/web/build/webpack.config.ts
+++ b/web/build/webpack.config.ts
@@ -165,6 +165,8 @@ const config: Configuration = {
       // Do not precache images
       exclude: [/\.(?:png|jpg|jpeg|svg)$/],
 
+      maximumFileSizeToCacheInBytes: 8 * 1024 * 1024, // 限制最大缓存 8M
+
       // Define runtime caching rules.
       runtimeCaching: [
         {