diff --git a/httprunner/parser.py b/httprunner/parser.py
index 5f206289..fc1cad58 100644
--- a/httprunner/parser.py
+++ b/httprunner/parser.py
@@ -976,7 +976,7 @@ def __get_parsed_testsuite_testcases(testcases, testsuite_config, project_mappin
             parsed_testcase["config"]["variables"] = parsed_config_variables
 
         # parse parameters
-        if "parameters" in testcase:
+        if "parameters" in testcase and testcase["parameters"]:
             cartesian_product_parameters = parse_parameters(
                 testcase["parameters"],
                 parsed_config_variables,