diff --git a/.github/workflows/typescript-release.yaml b/.github/workflows/typescript-release.yaml
index ab0a94b..031510b 100644
--- a/.github/workflows/typescript-release.yaml
+++ b/.github/workflows/typescript-release.yaml
@@ -35,10 +35,11 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v7
+      # No registry-url: its .npmrc references ${NODE_AUTH_TOKEN}, which setup-node v7 leaves unset
+      # and yarn v1 rejects. Trusted Publishing needs no .npmrc.
       - uses: actions/setup-node@v7
         with:
           node-version: ${{ inputs.node_version }}
-          registry-url: "https://registry.npmjs.org"
       # Need newer npm to use Trusted Publishing
       - name: Use newer npm version
         run: |