diff --git a/.github/workflows/gradle.yml b/.github/workflows/gradle.yml
index 76c24e7d5c..8f81a54d2e 100644
--- a/.github/workflows/gradle.yml
+++ b/.github/workflows/gradle.yml
@@ -31,7 +31,9 @@ jobs:
         java-version: '17'
         java-package: 'jdk+fx'
     - name: Setup Gradle
-      uses: gradle/actions/setup-gradle@v5
+      # Nest hosts this under actions/gradle-actions (mirror of github.com/gradle/actions).
+      # uses: gradle/actions/... makes act clone git.nest…/gradle/actions which is not seeded.
+      uses: actions/gradle-actions/setup-gradle@v5
       with:
         cache-cleanup: never
         # Only main writes the dependency cache; pull requests read it.