diff --git a/csst_dfs_api_cluster/common/catalog.py b/csst_dfs_api_cluster/common/catalog.py
index 33d404d0e16d60c01c32ce0927adc3ef8434eb23..ed7d53e3a6d2b2c4fb16bf8074694286e605a6b5 100644
--- a/csst_dfs_api_cluster/common/catalog.py
+++ b/csst_dfs_api_cluster/common/catalog.py
@@ -27,7 +27,7 @@ class CatalogApi(object):
             return: csst_dfs_common.models.Result
         ''' 
         try:
-            resps, _ = self.stub.Gaia3Search.with_call(ephem_pb2.EphemSearchRequest(
+            resps, _ = self.stub.Gaia3Search(ephem_pb2.EphemSearchRequest(
                 ra = ra,
                 dec = dec,
                 radius = radius,