diff --git a/source/_docs/configuration/templating.markdown b/source/_docs/configuration/templating.markdown
index a1a55acb75c..28827b29c3e 100644
--- a/source/_docs/configuration/templating.markdown
+++ b/source/_docs/configuration/templating.markdown
@@ -212,7 +212,7 @@ The same thing can also be expressed as a filter:
 - `device_entities(device_id)` returns a list of entities that are associated with a given device ID. Can also be used as a filter.
 - `device_attr(device_or_entity_id, attr_name)` returns the value of `attr_name` for the given device or entity ID. Not supported in [limited templates](#limited-templates).
 - `is_device_attr(device_or_entity_id, attr_name, attr_value)` returns whether the value of `attr_name` for the given device or entity ID matches `attr_value`. Not supported in [limited templates](#limited-templates).
-- `device_id(entity_id)` returns the device ID for a given entity ID. Can also be used as a filter
+- `device_id(entity_id)` returns the device ID for a given entity ID or device name. Can also be used as a filter.
 
 #### Devices examples