diff --git a/Dockerfile b/Dockerfile
index e1e22c3..9a4e7b4 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
 # ---------- 构建阶段 ----------
-FROM golang:1.25.2-alpine AS builder
+FROM golang:1.25.3-alpine AS builder
 
 WORKDIR /app
 COPY . .
@@ -16,6 +16,7 @@ WORKDIR /app
 
 # 只复制编译好的二进制，不再打包证书
 COPY --from=builder /app/dot /app/dot
+COPY blacklist.txt /app/blacklist.txt
 
 # 运行时定义可覆盖的环境变量（不在构建时生效）
 ENV CERT_FILE=aixiao.me.cer
@@ -31,4 +32,6 @@ ENTRYPOINT ["sh", "-c", "./dot \
   -upstream \"119.29.29.29:53,223.5.5.5:53,114.114.114.114:53\" \
   -cache-ttl 300s \
   -timeout 3s \
-  -max-parallel 3"]
+  -cache-size 50000 \
+  -max-parallel 4 \
+  -blacklist-file /app/blacklist.txt"]