diff --git a/tests/python_client/requirements.txt b/tests/python_client/requirements.txt
index 8593cd7521..9493224a63 100644
--- a/tests/python_client/requirements.txt
+++ b/tests/python_client/requirements.txt
@@ -12,7 +12,7 @@ allure-pytest==2.7.0
 pytest-print==0.2.1
 pytest-level==0.1.1
 pytest-xdist==2.5.0
-pymilvus==2.3.5rc8
+pymilvus==2.3.6rc3
 pytest-rerunfailures==9.1.1
 git+https://github.com/Projectplace/pytest-tags
 ndg-httpsclient
diff --git a/tests/python_client/testcases/test_search.py b/tests/python_client/testcases/test_search.py
index d2bea90f0f..a77cf52efb 100644
--- a/tests/python_client/testcases/test_search.py
+++ b/tests/python_client/testcases/test_search.py
@@ -291,7 +291,7 @@ class TestCollectionSearchInvalid(TestcaseBase):
         collection_w.search(vectors[:default_nq], invalid_search_field, default_search_params,
                             default_limit, default_search_exp,
                             check_task=CheckTasks.err_res,
-                            check_items={"err_code": 65535,
+                            check_items={"err_code": 1100,
                                          "err_msg": "failed to create query plan: failed to get field schema "
                                                     "by name: %s not found" % invalid_search_field})
 
@@ -523,9 +523,9 @@ class TestCollectionSearchInvalid(TestcaseBase):
         collection_w.search(vectors[:default_nq], default_search_field,
                             default_search_params, default_limit, expression,
                             check_task=CheckTasks.err_res,
-                            check_items={"err_code": 65535,
-                                         "err_msg": "failed to create query plan: predicate is not a "
-                                                    "boolean expression: %s, data type: Bool" % expression})
+                            check_items={"err_code": 1100,
+                                         "err_msg": "failed to create query plan: cannot parse expression:"
+                                                    " %s" % expression})
 
     @pytest.mark.tags(CaseLabel.L1)
     @pytest.mark.parametrize("expression", ["int64 like 33", "float LIKE 33"])
@@ -6073,7 +6073,7 @@ class TestSearchDiskann(TestcaseBase):
                             default_search_exp,
                             output_fields=output_fields,
                             check_task=CheckTasks.err_res,
-                            check_items={"err_code": 65538,
+                            check_items={"err_code": 65535,
                                          "err_msg": "UnknownError"})
 
     @pytest.mark.tags(CaseLabel.L2)
@@ -9261,7 +9261,7 @@ class TestCollectionSearchJSON(TestcaseBase):
         collection_w.search(vectors[:default_nq], default_search_field, {},
                             limit=ct.default_nb, expr=expression,
                             check_task=CheckTasks.err_res,
-                            check_items={ct.err_code: 65535,
+                            check_items={ct.err_code: 1100,
                                          ct.err_msg: "failed to create query plan: cannot parse "
                                                      "expression: %s, error: contains_any operation "
                                                      "element must be an array" % expression})