diff --git a/packetserver/runners/http_user_manager.py b/packetserver/runners/http_user_manager.py
index bf248c7..3d56154 100644
--- a/packetserver/runners/http_user_manager.py
+++ b/packetserver/runners/http_user_manager.py
@@ -37,8 +37,7 @@ def open_database(db_arg: str) -> ZODB.DB:
             port = int(port_str)
         except ValueError:
             raise ValueError(f"Invalid port in ZEO address: {db_arg}")
-        storage = ZEO.client_storage(host, port)
-        return ZODB.DB(storage)
+        return ZEO.DB((host,port))
     else:
         # Local FileStorage path
         storage = ZODB.FileStorage.FileStorage(db_arg)