diff --git a/docs/adr/ADR-0121-0-42-action-protocol-hardening-amendment.md b/docs/adr/ADR-0121-0-42-action-protocol-hardening-amendment.md
index 571c2f87b..384c7128d 100644
--- a/docs/adr/ADR-0121-0-42-action-protocol-hardening-amendment.md
+++ b/docs/adr/ADR-0121-0-42-action-protocol-hardening-amendment.md
@@ -1,9 +1,7 @@
 # ADR-0121: 0.42 Action Protocol Hardening Amendment (Audit Round 1)
 
-- Status: PROPOSED — implementation proceeds under this amendment in
-  `0.42.0-alpha.5`; maintainer acceptance to be recorded at the alpha.5
-  release
-- Date: 2026-07-27
+- Status: ACCEPTED
+- Date: 2026-07-27 (accepted 2026-07-28, with the 0.42.0-alpha.5 release)
 - Amends: ADR-0120 (action protocol rules 2, 3, 4, 6, 7)
 
 ## Context
diff --git a/docs/adr/README.md b/docs/adr/README.md
index 24bdaf39f..c10c26926 100644
--- a/docs/adr/README.md
+++ b/docs/adr/README.md
@@ -137,7 +137,7 @@ decision set above to decide which records are authoritative for new work.
 | 0118 | Third Audit Round Alpha.19 Cleanup Sweep                 | Accepted                                         |
 | 0119 | Stable 0.41.0 Scoped Interface Freeze                    | Accepted                                         |
 | 0120 | 0.42.0 WC Application Loop Scope and Action Protocol     | Accepted                                         |
-| 0121 | 0.42 Action Protocol Hardening Amendment (Audit Round 1) | Proposed                                         |
+| 0121 | 0.42 Action Protocol Hardening Amendment (Audit Round 1) | Accepted                                         |
 
 ## Superseded / Historical