diff --git a/docs/roadmap/implementation.md b/docs/roadmap/implementation.md
index b661d22..d6bd506 100644
--- a/docs/roadmap/implementation.md
+++ b/docs/roadmap/implementation.md
@@ -98,6 +98,8 @@ the value injected into the binary.
 
 ## Stage 1: Replace the Role with the Minimal Implementation
 
+**Completion:** Complete (`ansible-role-seriatim` commit `325a5c7`).
+
 ### Objective
 
 Replace the existing role contract, task graph, documentation, and baseline