diff --git a/tests/python_client/testcases/test_search_20.py b/tests/python_client/testcases/test_search_20.py
index faffac3f2b0cf4056eb92fcb81694d7e7f85ffd4..336587c0baae5fabb904053af20a1c50a7275664 100644
--- a/tests/python_client/testcases/test_search_20.py
+++ b/tests/python_client/testcases/test_search_20.py
@@ -1837,7 +1837,7 @@ class TestCollectionSearch(TestcaseBase):
 
         # 4. search with different expressions
         expression = f"{default_bool_field_name} == {bool_type}"
-        log.info("test_search_with_expression_bool: searching with expression: %s" % expression)
+        log.info("test_search_with_expression_bool: searching with bool expression: %s" % expression)
         vectors = [[random.random() for _ in range(dim)] for _ in range(default_nq)]
 
         search_res, _ = collection_w.search(vectors[:default_nq], default_search_field,