diff --git a/tests/components/manual/test_alarm_control_panel.py b/tests/components/manual/test_alarm_control_panel.py
index 46b11fec774..686e2ae1b3e 100644
--- a/tests/components/manual/test_alarm_control_panel.py
+++ b/tests/components/manual/test_alarm_control_panel.py
@@ -1055,7 +1055,7 @@ async def test_disarm_during_trigger_with_invalid_code(hass):
                 "platform": "manual",
                 "name": "test",
                 "delay_time": 5,
-                "code": CODE + "2",
+                "code": "12345",
                 "disarm_after_trigger": False,
             }
         },
@@ -1065,6 +1065,10 @@ async def test_disarm_during_trigger_with_invalid_code(hass):
     entity_id = "alarm_control_panel.test"
 
     assert hass.states.get(entity_id).state == STATE_ALARM_DISARMED
+    assert (
+        hass.states.get(entity_id).attributes[alarm_control_panel.ATTR_CODE_FORMAT]
+        == alarm_control_panel.CodeFormat.NUMBER
+    )
 
     await common.async_alarm_trigger(hass)
 
diff --git a/tests/components/manual_mqtt/test_alarm_control_panel.py b/tests/components/manual_mqtt/test_alarm_control_panel.py
index 4296f76d741..44d173dbaf4 100644
--- a/tests/components/manual_mqtt/test_alarm_control_panel.py
+++ b/tests/components/manual_mqtt/test_alarm_control_panel.py
@@ -959,7 +959,7 @@ async def test_disarm_during_trigger_with_invalid_code(
                 "platform": "manual_mqtt",
                 "name": "test",
                 "pending_time": 5,
-                "code": f"{CODE}2",
+                "code": "12345",
                 "disarm_after_trigger": False,
                 "command_topic": "alarm/command",
                 "state_topic": "alarm/state",
@@ -971,6 +971,10 @@ async def test_disarm_during_trigger_with_invalid_code(
     entity_id = "alarm_control_panel.test"
 
     assert hass.states.get(entity_id).state == STATE_ALARM_DISARMED
+    assert (
+        hass.states.get(entity_id).attributes[alarm_control_panel.ATTR_CODE_FORMAT]
+        == alarm_control_panel.CodeFormat.NUMBER
+    )
 
     await common.async_alarm_trigger(hass)
     await hass.async_block_till_done()