diff --git a/homeassistant/components/assist_pipeline/pipeline.py b/homeassistant/components/assist_pipeline/pipeline.py
index 96beaf792a7abd799417d2ec58d938f0ff8eb69b..5bbc81adb865c101e7b30629986b46e2d04f3b6d 100644
--- a/homeassistant/components/assist_pipeline/pipeline.py
+++ b/homeassistant/components/assist_pipeline/pipeline.py
@@ -1040,7 +1040,7 @@ class PipelineRun:
                     := await conversation.async_handle_sentence_triggers(
                         self.hass, user_input
                     )
-                ):
+                ) is not None:
                     # Sentence trigger matched
                     trigger_response = intent.IntentResponse(
                         self.pipeline.conversation_language
diff --git a/tests/components/conversation/test_init.py b/tests/components/conversation/test_init.py
index 0100e62cf8131e40f79df299364f0d4b6b0de45a..6900ba2d4193cff91465525b3a3220d68c0debb2 100644
--- a/tests/components/conversation/test_init.py
+++ b/tests/components/conversation/test_init.py
@@ -236,12 +236,17 @@ async def test_prepare_agent(
     assert len(mock_prepare.mock_calls) == 1
 
 
-async def test_async_handle_sentence_triggers(hass: HomeAssistant) -> None:
+@pytest.mark.parametrize(
+    ("response_template", "expected_response"),
+    [("response {{ trigger.device_id }}", "response 1234"), ("", "")],
+)
+async def test_async_handle_sentence_triggers(
+    hass: HomeAssistant, response_template: str, expected_response: str
+) -> None:
     """Test handling sentence triggers with async_handle_sentence_triggers."""
     assert await async_setup_component(hass, "homeassistant", {})
     assert await async_setup_component(hass, "conversation", {})
 
-    response_template = "response {{ trigger.device_id }}"
     assert await async_setup_component(
         hass,
         "automation",
@@ -260,7 +265,6 @@ async def test_async_handle_sentence_triggers(hass: HomeAssistant) -> None:
 
     # Device id will be available in response template
     device_id = "1234"
-    expected_response = f"response {device_id}"
     actual_response = await async_handle_sentence_triggers(
         hass,
         ConversationInput(