diff --git a/openspec/changes/agent-v11-bug-attachments/.openspec.yaml b/openspec/changes/archive/2026-10-16-agent-v11-bug-attachments/.openspec.yaml
similarity index 100%
rename from openspec/changes/agent-v11-bug-attachments/.openspec.yaml
rename to openspec/changes/archive/2026-10-16-agent-v11-bug-attachments/.openspec.yaml
diff --git a/openspec/changes/agent-v11-bug-attachments/design.md b/openspec/changes/archive/2026-10-16-agent-v11-bug-attachments/design.md
similarity index 100%
rename from openspec/changes/agent-v11-bug-attachments/design.md
rename to openspec/changes/archive/2026-10-16-agent-v11-bug-attachments/design.md