diff --git a/Dockerfile-task b/Dockerfile-task
index 972a585..c7cfd08 100644
--- a/Dockerfile-task
+++ b/Dockerfile-task
@@ -19,7 +19,6 @@ RUN GOOS=linux CGO_ENABLED=0 GOARCH=amd64 go build -tags netgo -ldflags="-s -w"
 FROM ubuntu:xenial as prod
 LABEL maintainer="zengzhengrong"
 ENV TZ="Asia/Shanghai"
-ENV PHONE_DATA_DIR="./static/bat"
 
 COPY static/html static/html