diff --git a/openspec/changes/agent-v15-sprints/.openspec.yaml b/openspec/changes/archive/2026-10-25-agent-v15-sprints/.openspec.yaml
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rename from openspec/changes/agent-v15-sprints/.openspec.yaml
rename to openspec/changes/archive/2026-10-25-agent-v15-sprints/.openspec.yaml
diff --git a/openspec/changes/agent-v15-sprints/design.md b/openspec/changes/archive/2026-10-25-agent-v15-sprints/design.md
similarity index 100%
rename from openspec/changes/agent-v15-sprints/design.md
rename to openspec/changes/archive/2026-10-25-agent-v15-sprints/design.md