diff --git a/.github/workflows/test-safe-core-v8.yml b/.github/workflows/test-safe-core-v8.yml
index 310b772..39a01ba 100644
--- a/.github/workflows/test-safe-core-v8.yml
+++ b/.github/workflows/test-safe-core-v8.yml
@@ -221,7 +221,7 @@ jobs:
           cat > package/README_TEST.txt <<'EOF'
           WeirdUtils Safe Standalone Core Test V8 DEBUG
 
-          DEBUG20 also fixes the JFA decode/composite shader X5584 constant-register restriction, while retaining D3DX error diagnostics.
+          DEBUG21 composites the raw silhouette directly and disables the replay stencil test to isolate whether the remaining invisible output is caused by missing/invalid stencil support.
 
           outline.dll
           - Adds OutlineDebug() sticky in-game diagnostics for the render pipeline.