diff --git a/homeassistant/components/websocket_api/commands.py b/homeassistant/components/websocket_api/commands.py
index f783a95bd22..f590dd53fa2 100644
--- a/homeassistant/components/websocket_api/commands.py
+++ b/homeassistant/components/websocket_api/commands.py
@@ -541,7 +541,7 @@ async def _async_get_all_trigger_descriptions_json(hass: HomeAssistant) -> bytes
     return json_payload
 
 
-@decorators.websocket_command({vol.Required("type"): "triggers_platforms/subscribe"})
+@decorators.websocket_command({vol.Required("type"): "trigger_platforms/subscribe"})
 @decorators.async_response
 async def handle_subscribe_trigger_platforms(
     hass: HomeAssistant, connection: ActiveConnection, msg: dict[str, Any]
diff --git a/tests/components/websocket_api/test_commands.py b/tests/components/websocket_api/test_commands.py
index 969d0345c5a..a0d3d83f303 100644
--- a/tests/components/websocket_api/test_commands.py
+++ b/tests/components/websocket_api/test_commands.py
@@ -685,7 +685,7 @@ async def test_subscribe_triggers(
     assert await async_setup_component(hass, "system_health", {})
     await hass.async_block_till_done()
 
-    await websocket_client.send_json_auto_id({"type": "triggers_platforms/subscribe"})
+    await websocket_client.send_json_auto_id({"type": "trigger_platforms/subscribe"})
 
     # Test start subscription with initial event
     msg = await websocket_client.receive_json()