diff --git a/manual/repo/docker/cluster/seafile-server.yml b/manual/repo/docker/cluster/seafile-server.yml
index 2bd0fdd6..3579bc71 100644
--- a/manual/repo/docker/cluster/seafile-server.yml
+++ b/manual/repo/docker/cluster/seafile-server.yml
@@ -28,7 +28,7 @@ services:
       - TIME_ZONE=${TIME_ZONE:-UTC}
       - INIT_SEAFILE_ADMIN_EMAIL=${INIT_SEAFILE_ADMIN_EMAIL:-me@example.com}
       - INIT_SEAFILE_ADMIN_PASSWORD=${INIT_SEAFILE_ADMIN_PASSWORD:-asecret}
-      - SEAF_SERVER_STORAGE_TYPE=${SEAF_SERVER_STORAGE_TYPE:-disk}
+      - SEAF_SERVER_STORAGE_TYPE=${SEAF_SERVER_STORAGE_TYPE:-}
       - S3_COMMIT_BUCKET=${S3_COMMIT_BUCKET:-}
       - S3_FS_BUCKET=${S3_FS_BUCKET:-}
       - S3_BLOCK_BUCKET=${S3_BLOCK_BUCKET:-}
diff --git a/manual/repo/docker/pro/seafile-server.yml b/manual/repo/docker/pro/seafile-server.yml
index 343a70d8..a8cfe164 100644
--- a/manual/repo/docker/pro/seafile-server.yml
+++ b/manual/repo/docker/pro/seafile-server.yml
@@ -69,7 +69,7 @@ services:
       - REDIS_PASSWORD=${REDIS_PASSWORD:-}
       - MEMCACHED_HOST=${MEMCACHED_HOST:-memcached}
       - MEMCACHED_PORT=${MEMCACHED_PORT:-11211}
-      - SEAF_SERVER_STORAGE_TYPE=${SEAF_SERVER_STORAGE_TYPE:-disk}
+      - SEAF_SERVER_STORAGE_TYPE=${SEAF_SERVER_STORAGE_TYPE:-}
       - S3_COMMIT_BUCKET=${S3_COMMIT_BUCKET:-}
       - S3_FS_BUCKET=${S3_FS_BUCKET:-}
       - S3_BLOCK_BUCKET=${S3_BLOCK_BUCKET:-}