diff --git a/tests/python_client/testcases/test_insert_20.py b/tests/python_client/testcases/test_insert_20.py
index c845827967..e6b5b27efb 100644
--- a/tests/python_client/testcases/test_insert_20.py
+++ b/tests/python_client/testcases/test_insert_20.py
@@ -692,7 +692,6 @@ class TestInsertOperation(TestcaseBase):
         assert collection_w.num_entities == ct.default_nb
 
     @pytest.mark.tags(CaseLabel.L2)
-    @pytest.mark.xfail(reason="issue #7513")
     def test_insert_all_datatype_collection(self):
         """
         target: test insert into collection that contains all datatype fields
@@ -700,12 +699,11 @@ class TestInsertOperation(TestcaseBase):
         expected: verify num entities
         """
         self._connect()
-        # need to add string field
-        df = cf.gen_dataframe_all_data_type()
-        log.debug(df.head(3))
+        nb = 100
+        df = cf.gen_dataframe_all_data_type(nb=nb)
         self.collection_wrap.construct_from_dataframe(cf.gen_unique_str(prefix), df,
                                                       primary_field=ct.default_int64_field_name)
-        assert self.collection_wrap.num_entities == ct.default_nb
+        assert self.collection_wrap.num_entities == nb
 
 
 class TestInsertAsync(TestcaseBase):