diff --git a/patterns/skill-impact.md b/patterns/skill-impact.md
index 97ec2fc..62aaa89 100644
--- a/patterns/skill-impact.md
+++ b/patterns/skill-impact.md
@@ -25,6 +25,7 @@ The entry records WHAT changed, WHY, and WHETHER it helped (if validated).
 | Date | Skill | Change Type | Description | Validation | Outcome | Ref |
 |------|-------|-------------|-------------|------------|---------|-----|
 | 2026-08-30 | compound-learning | patched | Added WikiMaintainer phase + patterns/ guidance from WikiSkill paper analysis | tested | accepted | this session |
+| 2026-08-30 | (retrospective) | created | 4 solution docs + 2 new patterns (PAT-008, PAT-009) from 30-day retrospective | tested | accepted | this session |
 | 2026-08-13 | hindsight | patched | Expanded meta-memory automation table (decay scoring, drift detection, skill health) | tested | accepted | session 2026-08-13 |
 | 2026-08-13 | (3 cron jobs) | created | Decay scoring, drift detection, skill health check — no_agent cron jobs | tested | accepted | session 2026-08-13 |