diff --git a/tests/test_config_manager.py b/tests/test_config_manager.py
index cba143f1..905b7a65 100644
--- a/tests/test_config_manager.py
+++ b/tests/test_config_manager.py
@@ -249,6 +249,10 @@ def test_set_blocking_timeout(self, _):
         project_config_manager.set_blocking_timeout(-4)
         self.assertEqual(enums.ConfigManager.DEFAULT_BLOCKING_TIMEOUT, project_config_manager.blocking_timeout)
 
+        # Assert that blocking_timeout can be set to 0.
+        project_config_manager.set_blocking_timeout(0)
+        self.assertIs(0, project_config_manager.blocking_timeout)
+
         # Assert that if no blocking_timeout is provided, it is set to default value.
         project_config_manager.set_blocking_timeout(None)
         self.assertEqual(enums.ConfigManager.DEFAULT_BLOCKING_TIMEOUT, project_config_manager.blocking_timeout)