diff --git a/tests/python_client/chaos/checker.py b/tests/python_client/chaos/checker.py
index 205ccd3f28..3aa1bda5d2 100644
--- a/tests/python_client/chaos/checker.py
+++ b/tests/python_client/chaos/checker.py
@@ -389,7 +389,8 @@ class Checker:
             schema = CollectionSchema.construct_from_dict(collection_info)
         else:
             enable_struct_array_field = kwargs.get("enable_struct_array_field", True)
-            schema = cf.gen_all_datatype_collection_schema(dim=dim, enable_struct_array_field=enable_struct_array_field) if schema is None else schema
+            enable_dynamic_field = kwargs.get("enable_dynamic_field", True)
+            schema = cf.gen_all_datatype_collection_schema(dim=dim, enable_struct_array_field=enable_struct_array_field, enable_dynamic_field=enable_dynamic_field) if schema is None else schema
 
         log.info(f"schema: {schema}")
         self.schema = schema
@@ -2335,17 +2336,19 @@ class AlterCollectionChecker(Checker):
     def __init__(self, collection_name=None, schema=None):
         if collection_name is None:
             collection_name = cf.gen_unique_str("AlterCollectionChecker")
-        super().__init__(collection_name=collection_name, schema=schema)
+        super().__init__(collection_name=collection_name, schema=schema, enable_dynamic_field=False)
         self.milvus_client.release_collection(collection_name=self.c_name)
         res = self.milvus_client.describe_collection(collection_name=self.c_name)
-        log.info(f"before alter collection {self.c_name} properties: {res}")
+        log.info(f"before alter collection {self.c_name} schema: {res}")
         # alter collection attributes
         self.milvus_client.alter_collection_properties(collection_name=self.c_name,
-        properties={"mmap.enabled": True})
+                                                       properties={"mmap.enabled": True})
         self.milvus_client.alter_collection_properties(collection_name=self.c_name,
-        properties={"collection.ttl.seconds": 3600})
+                                                       properties={"collection.ttl.seconds": 3600})
+        self.milvus_client.alter_collection_properties(collection_name=self.c_name, 
+                                                       properties={"dynamicfield.enabled": True})
         res = self.milvus_client.describe_collection(collection_name=self.c_name)
-        log.info(f"after alter collection {self.c_name} properties: {res}")
+        log.info(f"after alter collection {self.c_name} schema: {res}")
         
     @trace()
     def alter_check(self):
@@ -2356,6 +2359,8 @@ class AlterCollectionChecker(Checker):
                 return res, False
             if properties.get("collection.ttl.seconds") != "3600":
                 return res, False
+            if res["enable_dynamic_field"] != True:
+                return res, False
             return res, True
         except Exception as e:
             return str(e), False
diff --git a/tests/python_client/pytest.ini b/tests/python_client/pytest.ini
index cfcc15d0d1..c9c9bd1845 100644
--- a/tests/python_client/pytest.ini
+++ b/tests/python_client/pytest.ini
@@ -1,7 +1,7 @@
 [pytest]
 
 
-addopts = --host localhost --html=/tmp/ci_logs/report.html --self-contained-html -v --log-cli-level  INFO
+addopts = --host localhost --html=/tmp/ci_logs/report.html --self-contained-html -v
 #  python3 -W ignore -m pytest
 
 log_format = [%(asctime)s - %(levelname)s - %(name)s]: %(message)s (%(filename)s:%(lineno)s)