diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index dae2bcaf..192423bc 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -17,18 +17,18 @@ jobs:
       - name: Bootstrap packages
         run: ruby bootstrap.rb
 
-      - uses: ruby/setup-ruby@v1
-        with:
-          ruby-version: '3.3'
-          bundler-cache: true
-          working-directory: ruby
-
       - uses: actions/setup-node@v7
         with:
           node-version: '22'
           cache: npm
           cache-dependency-path: js/package-lock.json
 
+      - uses: ruby/setup-ruby@v1
+        with:
+          ruby-version: '3.3'
+          bundler-cache: true
+          working-directory: ruby
+
       - name: Install gems
         working-directory: ruby
         run: bundle install --jobs 4 --retry 3 --with jsexec
diff --git a/spec/interscript/ml/imf_spec.rb b/spec/interscript/ml/imf_spec.rb
index 9c42f50e..58f4bc4c 100644
--- a/spec/interscript/ml/imf_spec.rb
+++ b/spec/interscript/ml/imf_spec.rb
@@ -186,7 +186,7 @@
       # the distribution contract has shipped, incl. static-int8 (v6).
       # Bump this spec WITH the constant, never ahead of it.
       expect(Interscript::ML::IMF::DEFAULT_INDEX_URL).to eq(
-        "https://github.com/interscript/interscript-models/releases/download/index-v10/models-index.yaml"
+        "https://github.com/interscript/interscript-models/releases/download/index-v12/models-index.yaml"
       )
       expect(Interscript::ML::IMF::DEFAULT_INDEX_URL).not_to include("raw.githubusercontent")
     end