diff --git a/.github/workflows/ores-lint.yml b/.github/workflows/ores-lint.yml
index dd1d982..722a91c 100644
--- a/.github/workflows/ores-lint.yml
+++ b/.github/workflows/ores-lint.yml
@@ -15,11 +15,19 @@ jobs:
       - name: Detect project types
         id: detect
         run: |
-          [ -f package.json ] && echo "js=true" >> "$GITHUB_OUTPUT" || echo "js=false" >> "$GITHUB_OUTPUT"
-          [ -f Cargo.toml ]   && echo "rs=true" >> "$GITHUB_OUTPUT" || echo "rs=false" >> "$GITHUB_OUTPUT"
+          { [ -f package.json ] || git ls-files '*.js' '*.mjs' '*.cjs' '*.ts' '*.tsx' | grep -q .; } \
+            && echo "js=true" >> "$GITHUB_OUTPUT" || echo "js=false" >> "$GITHUB_OUTPUT"
+          { [ -f Cargo.toml ] || git ls-files '*.rs' | grep -q .; } \
+            && echo "rs=true" >> "$GITHUB_OUTPUT" || echo "rs=false" >> "$GITHUB_OUTPUT"
+          { [ -f pubspec.yaml ] || git ls-files '*.dart' | grep -q .; } \
+            && echo "dart=true" >> "$GITHUB_OUTPUT" || echo "dart=false" >> "$GITHUB_OUTPUT"
+          { [ -f gleam.toml ] || git ls-files '*.gleam' | grep -q .; } \
+            && echo "gleam=true" >> "$GITHUB_OUTPUT" || echo "gleam=false" >> "$GITHUB_OUTPUT"
 
+      # Node is the runner for ESLint and for the cross-language require-send
+      # scanner, so it is installed whenever any supported language is present.
       - uses: actions/setup-node@v4
-        if: steps.detect.outputs.js == 'true'
+        if: steps.detect.outputs.js == 'true' || steps.detect.outputs.rs == 'true' || steps.detect.outputs.dart == 'true' || steps.detect.outputs.gleam == 'true'
         with:
           node-version: '22'
 
@@ -33,6 +41,12 @@ jobs:
         if: steps.detect.outputs.rs == 'true'
         run: rustup component add clippy || true
 
+      # Dart/Gleam SDKs are optional. When absent, dart.sh / gleam.sh skip
+      # with an actionable message; require-send.mjs still runs via Node.
+      - uses: dart-lang/setup-dart@v1
+        if: steps.detect.outputs.dart == 'true'
+        continue-on-error: true
+
       - name: Run ores-lint
         run: sh .ores-lint/lint.sh
         env: