diff --git a/docker/runtime/doris-compose/cluster.py b/docker/runtime/doris-compose/cluster.py
index 4345021a662933..bc812f893aa366 100644
--- a/docker/runtime/doris-compose/cluster.py
+++ b/docker/runtime/doris-compose/cluster.py
@@ -800,6 +800,9 @@ def docker_env(self):
             time.strftime("%Y%m%d_%H%M%S"),
             uuid.uuid4().hex[:8],
         )
+        base_prefix = envs.get('DORIS_CLOUD_PREFIX', '').strip().strip('/')
+        if base_prefix:
+            prefix = '{}/{}'.format(base_prefix, prefix)
         envs['DORIS_CLOUD_PREFIX'] = prefix
         LOG.info(f"Set DORIS_CLOUD_PREFIX to {prefix}")
         return envs