diff --git a/docs/asyncio_thread_safety.md b/docs/asyncio_thread_safety.md
index 9fd29508..529c05bc 100644
--- a/docs/asyncio_thread_safety.md
+++ b/docs/asyncio_thread_safety.md
@@ -90,4 +90,16 @@ The area registry must be modified in the event loop thread. There is no sync AP
 
 #### area_registry.async_update
 
-The area registry must be modified in the event loop thread. There is no sync API for the area registry. Use `hass.add_job` to schedule a function in the event loop that calls `area_registry.async_update`.
\ No newline at end of file
+The area registry must be modified in the event loop thread. There is no sync API for the area registry. Use `hass.add_job` to schedule a function in the event loop that calls `area_registry.async_update`.
+
+#### category_registry.async_create
+
+The category registry must be modified in the event loop thread. There is no sync API for the category registry. Use `hass.add_job` to schedule a function in the event loop that calls `category_registry.async_create`.
+
+#### category_registry.async_delete
+
+The category registry must be modified in the event loop thread. There is no sync API for the category registry. Use `hass.add_job` to schedule a function in the event loop that calls `category_registry.async_delete`.
+
+#### category_registry.async_update
+
+The category registry must be modified in the event loop thread. There is no sync API for the category registry. Use `hass.add_job` to schedule a function in the event loop that calls `category_registry.async_update`.