diff --git a/.github/workflows/07.1.pr_guardian.yml b/.github/workflows/07.1.pr_guardian.yml
index f1f1f5bf..5d2624af 100644
--- a/.github/workflows/07.1.pr_guardian.yml
+++ b/.github/workflows/07.1.pr_guardian.yml
@@ -59,7 +59,10 @@ jobs:
         run: |
           git config --global user.name "nubenetes-bot"
           git config --global user.email "bot@nubenetes.com"
-          git add docs/ v2-docs/ README.md data/inventory.yaml data/inventory.sql src/memory/
+          # NOTE: v2-docs/ is deliberately excluded. It is generated by
+          # src/v2_optimizer.py (single source of truth); re-formatting it here
+          # caused a perpetual cosmetic develop<->master drift (see pr_guardian.py).
+          git add docs/ README.md data/inventory.yaml data/inventory.sql src/memory/
           if ! git diff --cached --quiet; then
             git commit -m "style(cleaner): auto-correcting formatting & URL normalization"
             git push origin HEAD:${{ github.event.pull_request.head.ref }} || echo "⚠️ Push failed (likely fork permission limit)."
diff --git a/src/pr_guardian.py b/src/pr_guardian.py
index 473b3a55..b630bf94 100644
--- a/src/pr_guardian.py
+++ b/src/pr_guardian.py
@@ -95,7 +95,13 @@ def main():
         files = pr.get_files()
         modified_files = [f.filename for f in files if f.status in ["modified", "added"]]
         for filepath in modified_files:
-            if filepath.endswith(".md"):
+            # The v2-docs/ tree is generated by src/v2_optimizer.py, which is its
+            # single source of truth for formatting. Auto-formatting it here
+            # ("&"->"and" in headings, URL trailing-slash stripping) only fights
+            # the generator: the rewrite lands on develop via the PR while master
+            # gets the generator's raw form via release merges, producing a
+            # perpetual cosmetic develop<->master drift. Skip the generated tree.
+            if filepath.endswith(".md") and not filepath.startswith("v2-docs/"):
                 auto_format_file(filepath)
     except Exception as e:
         print(f"Warning: Failed to fetch files for auto-formatting: {e}")