diff --git a/agents/cto/HEARTBEAT.md b/agents/cto/HEARTBEAT.md
index 0ae6b1e50..9ca6c99e9 100644
--- a/agents/cto/HEARTBEAT.md
+++ b/agents/cto/HEARTBEAT.md
@@ -105,3 +105,11 @@ If `PAPERCLIP_APPROVAL_ID` is set:
 - **Summary:** Stale wake payload for non-existent FRE-4764
 - **Action:** Documented disposition as DONE — no recovery action required
 - **Evidence:** `/plans/FRE-5164-recovery.md` committed to git
+
+### FRE-5190 Recovery (2026-05-12)
+- **Status:** ✅ COMPLETE
+- **Summary:** FRE-4928 stalled after Code Reviewer returned changes (2 P1 issues)
+- **Action:** Applied both P1 fixes directly — documented constant-arrival-rate setup() data limitation (P1#1), fixed EXIT_CODE capture with set -e (P1#2)
+- **Action:** Reassigned FRE-4928 to Founding Engineer, cleared blocker dependency on FRE-5190
+- **Outcome:** FRE-4928 unblocked (in_progress), FRE-5190 marked done
+- **Evidence:** Commit 0c9b14a, API updates completed