diff --git a/Mango.Nop.Core/.github/copilot-instructions.md b/Mango.Nop.Core/.github/copilot-instructions.md
index f6ee51b..8e204a3 100644
--- a/Mango.Nop.Core/.github/copilot-instructions.md
+++ b/Mango.Nop.Core/.github/copilot-instructions.md
@@ -18,7 +18,7 @@
 
 **Mandatory reads at session start** — in addition to this `copilot-instructions.md`, the agent MUST also load:
 
-1. **Canonical AI Agent Core Protocol** — AyCode.Core's `copilot-instructions.md` (for the full numbered Rules #1-5 that this inherit file references but does NOT duplicate). Path via the `own-dep-repos` AyCode.Core entry above.
+1. **Canonical AI Agent Core Protocol** — AyCode.Core's `copilot-instructions.md` (for the full numbered Rules #1-6 that this inherit file references but does NOT duplicate). Path via the `own-dep-repos` AyCode.Core entry above.
 2. **The two reactive workspace skills** (see `## Shared Agent Skills` section below for paths; the three user-gated skills are lazy-loaded on demand):
    - `docs-discovery/SKILL.md` — **reactive** (triggers on domain questions)
    - `docs-check/SKILL.md` — **reactive** (triggers at end of code-modifying responses)