diff --git a/.github/workflows/v2-ci.yml b/.github/workflows/v2-ci.yml
index 1f9128ec..b9263da5 100644
--- a/.github/workflows/v2-ci.yml
+++ b/.github/workflows/v2-ci.yml
@@ -33,6 +33,10 @@ jobs:
       - uses: actions/setup-dotnet@v4
         with:
           dotnet-version: 10.0.x
+      # #606: code-reviews/README.md must be regenerated from the per-module findings.md
+      # files; --check exits non-zero on drift without writing (see REVIEW-PROCESS.md section 5).
+      - name: code-reviews README drift check
+        run: python3 code-reviews/regen-readme.py --check
       - name: dotnet restore
         run: dotnet restore ZB.MOM.WW.OtOpcUa.slnx
       - name: dotnet build