diff --git a/.drone.yml b/.drone.yml
index 17a02a3..f1b8f35 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -34,8 +34,7 @@ steps:
       from_secret: MINIO_SERVER_SECRET_KEY
   commands:
     - mkdir ~/.docker
-    - "echo $HARBOR_DOCKER_AUTH > ~/.docker/config.json"
-    - echo "auth prefix: ${HARBOR_DOCKER_AUTH}"
+    - echo "$HARBOR_DOCKER_AUTH" > ~/.docker/config.json
     - >
       buildctl
       --addr tcp://buildkitd:1234
@@ -44,6 +43,6 @@ steps:
       --local context=.
       --local dockerfile=.
       --opt build-arg:PIP_INDEX_URL=$PIP_INDEX_URL
-      --output type=image,"name=harbor.dc.teramesh.cn/library/tools/databridge:dev",push=true,registry.auth=$(echo -n "$HARBOR_DOCKER_AUTH" | base64 -w0)
+      --output type=image,"name=harbor.dc.teramesh.cn/library/tools/databridge:dev",push=true
       --export-cache type=s3,region=x,bucket=ci-cache,name=teramesh-dev,endpoint_url=http://minio.minio:9000,use_path_style=true,access_key_id=$MINIO_SERVER_ACCESS_KEY,secret_access_key=$MINIO_SERVER_SECRET_KEY
       --import-cache type=s3,region=x,bucket=ci-cache,name=teramesh-dev,endpoint_url=http://minio.minio:9000,use_path_style=true,access_key_id=$MINIO_SERVER_ACCESS_KEY,secret_access_key=$MINIO_SERVER_SECRET_KEY
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