diff --git a/tests/components/wallbox/test_config_flow.py b/tests/components/wallbox/test_config_flow.py
index d6769509a6b..8c8969534c7 100644
--- a/tests/components/wallbox/test_config_flow.py
+++ b/tests/components/wallbox/test_config_flow.py
@@ -110,6 +110,11 @@ async def test_configflow_class():
     ), raises(Exception):
         assert await configflow.async_step_user(True)
 
+    with patch(
+        "homeassistant.components.wallbox.config_flow.validate_input",
+    ), raises(Exception):
+        assert await configflow.async_step_user(True)
+
 
 def test_cannot_connect_class():
     """Test cannot Connect class."""