diff --git a/homeassistant/helpers/llm.py b/homeassistant/helpers/llm.py
index 57b72bc9618..b4b5f9137c4 100644
--- a/homeassistant/helpers/llm.py
+++ b/homeassistant/helpers/llm.py
@@ -253,8 +253,9 @@ class AssistAPI(API):
 
         prompt = [
             (
-                "Call the intent tools to control Home Assistant. "
+                "When controlling Home Assistant always call the intent tools. "
                 "Do not pass the domain to the intent tools as a list. "
+                "Use HassTurnOn to lock and HassTurnOff to unlock a lock. "
                 "When controlling a device, prefer passing just its name and its domain "
                 "(what comes before the dot in its entity id). "
                 "When controlling an area, prefer passing just area name and domain."
diff --git a/tests/helpers/test_llm.py b/tests/helpers/test_llm.py
index 1c13d643928..355abf2fe5d 100644
--- a/tests/helpers/test_llm.py
+++ b/tests/helpers/test_llm.py
@@ -422,8 +422,9 @@ async def test_assist_api_prompt(
         + yaml.dump(exposed_entities)
     )
     first_part_prompt = (
-        "Call the intent tools to control Home Assistant. "
+        "When controlling Home Assistant always call the intent tools. "
         "Do not pass the domain to the intent tools as a list. "
+        "Use HassTurnOn to lock and HassTurnOff to unlock a lock. "
         "When controlling a device, prefer passing just its name and its domain "
         "(what comes before the dot in its entity id). "
         "When controlling an area, prefer passing just area name and domain."