diff --git a/httprunner/runner.py b/httprunner/runner.py
index 47f54829..52326219 100644
--- a/httprunner/runner.py
+++ b/httprunner/runner.py
@@ -166,8 +166,6 @@ class Runner(object):
         finally:
             setup_teardown(teardown_actions)
 
-        return True
-
     def extract_output(self, output_variables_list):
         """ extract output variables
         """
diff --git a/httprunner/task.py b/httprunner/task.py
index 0e043276..fe7a187e 100644
--- a/httprunner/task.py
+++ b/httprunner/task.py
@@ -15,7 +15,7 @@ class ApiTestCase(unittest.TestCase):
     def runTest(self):
         """ run testcase and check result.
         """
-        self.assertTrue(self.test_runner._run_test(self.testcase_dict))
+        self.test_runner._run_test(self.testcase_dict)
 
 class ApiTestSuite(unittest.TestSuite):
     """ create test suite with a testset, it may include one or several testcases.
diff --git a/tests/test_runner.py b/tests/test_runner.py
index 120d329a..55de6d05 100644
--- a/tests/test_runner.py
+++ b/tests/test_runner.py
@@ -34,13 +34,13 @@ class TestRunner(ApiServerUnittest):
             self.test_runner.init_config(config_dict, "testset")
 
             test = testcases[0]["test"]
-            self.assertTrue(self.test_runner._run_test(test))
+            self.test_runner._run_test(test)
 
             test = testcases[1]["test"]
-            self.assertTrue(self.test_runner._run_test(test))
+            self.test_runner._run_test(test)
 
             test = testcases[2]["test"]
-            self.assertTrue(self.test_runner._run_test(test))
+            self.test_runner._run_test(test)
 
     def test_run_single_testcase_fail(self):
         test = {
@@ -157,7 +157,7 @@ class TestRunner(ApiServerUnittest):
         self.test_runner.init_config(config_dict, "testset")
 
         test = testcases[2]["test"]
-        self.assertTrue(self.test_runner._run_test(test))
+        self.test_runner._run_test(test)
 
     def test_run_testset_with_parameters(self):
         testcase_file_path = os.path.join(