diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 1f57a9a744..e3334c1a46 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -672,7 +672,8 @@ jobs:
         uses: actions/setup-java@v4
         with:
           distribution: temurin
-          java-version: 21
+          # setup-android's sdkmanager currently crashes on JDK 21 in CI.
+          java-version: 17
 
       - name: Setup Android SDK
         uses: android-actions/setup-android@v3