diff --git a/ydb_mcp/connection.py b/ydb_mcp/connection.py
index 518419b..5bc82aa 100644
--- a/ydb_mcp/connection.py
+++ b/ydb_mcp/connection.py
@@ -86,6 +86,7 @@ async def connect(self) -> Tuple[ydb.Driver, ydb.aio.QuerySessionPool]:
                 endpoint=endpoint,
                 database=database,
                 credentials=ydb.credentials.AnonymousCredentials(),
+                disable_discovery=True,
             )
 
             # Wait for driver to be ready with timeout