diff --git a/docs/writing-schema-definitions.md b/docs/writing-schema-definitions.md
index 0405e922..6d888608 100644
--- a/docs/writing-schema-definitions.md
+++ b/docs/writing-schema-definitions.md
@@ -43,12 +43,12 @@ Just as for types, properties of types can be linked to the other contexts using
       type: string
 ```
 
-## The `$extends` keyword
+## The `extends` keyword
 
-This is a custom keyword which allows your type schema to inherit the `properties` and `required` keywords of a parent type schema. It should be a _relative_ file path e.g.
+This is a custom keyword which allows your type schema to inherit the `properties` and `required` keywords of a parent type schema. It should be the name of another type e.g.
 
 ```yaml
-$extends: ../Thing.schema.yaml
+extends: Thing
 ```
 
 ## The `role` keyword
diff --git a/schema/Entity.schema.yaml b/schema/Entity.schema.yaml
index 1309608d..3eac4a4a 100644
--- a/schema/Entity.schema.yaml
+++ b/schema/Entity.schema.yaml
@@ -3,7 +3,6 @@ title: Entity
 role: base
 status: unstable
 description: The most basic item, defining the minimum properties required.
-type: object
 properties:
   type:
     # This is a special property analagous to JSON-LD's `@type` keyword
diff --git a/schema/Thing.schema.yaml b/schema/Thing.schema.yaml
index e553ec55..46e66c06 100644
--- a/schema/Thing.schema.yaml
+++ b/schema/Thing.schema.yaml
@@ -1,9 +1,8 @@
 title: Thing
 '@id': schema:Thing
-$extends: Entity.schema.yaml
+extends: Entity
 status: unstable
 description: The most generic type of item https://schema.org/Thing.
-type: object
 properties:
   alternateNames:
     '@id': schema:alternateName