diff --git a/model/registry/dotnet.yaml b/model/registry/dotnet.yaml
index f0e3142b29..2024718f4f 100644
--- a/model/registry/dotnet.yaml
+++ b/model/registry/dotnet.yaml
@@ -2,11 +2,10 @@ groups:
   - id: registry.dotnet
     type: attribute_group
     display_name: .NET Attributes
-    prefix: dotnet
     brief: >
       This document defines .NET related attributes.
     attributes:
-      - id: gc.heap.generation
+      - id: dotnet.gc.heap.generation
         stability: experimental
         type:
           members: