diff --git a/linkml_model/model/schema/meta.yaml b/linkml_model/model/schema/meta.yaml
index 4b1b6514..771ea7ce 100644
--- a/linkml_model/model/schema/meta.yaml
+++ b/linkml_model/model/schema/meta.yaml
@@ -3084,6 +3084,10 @@ classes:
       - class_expression
     slots:
       - is_a
+    slot_usage:
+      is_a:
+        range: class_definition
+        description: A primary parent class from which inheritable metaslots are propagated
 
   class_definition:
     rank: 2