diff --git a/MILESTONES.md b/MILESTONES.md
index 07923d1..5b8e515 100644
--- a/MILESTONES.md
+++ b/MILESTONES.md
@@ -59,11 +59,11 @@ project:
       coordinating system-layer activity
     - Implements Dataspace Protocol
 
- 10. Analysis of existing system-layers
+ 10. ✓✓ Analysis of existing system-layers
      - Survey of a selection of system-layer components
      - Classification and categorisation of functionality
 
- 11. Synthesis of system-layer functionality
+ 11. ✓✓ Synthesis of system-layer functionality
      - Development and description of Dataspace interaction protocols
        capturing system-layer features