diff --git a/.github/workflows/ci-tests.yml b/.github/workflows/ci-tests.yml
index 4c393c22..c00e4f35 100644
--- a/.github/workflows/ci-tests.yml
+++ b/.github/workflows/ci-tests.yml
@@ -74,11 +74,19 @@ jobs:
         if: matrix.config.pkgrepo == ''
         run: echo 'RSPM=https://cloud.r-project.org' >> $GITHUB_ENV
 
-      - name: Setup java
+      - name: Setup java (x86)
         uses: actions/setup-java@v1
         with:
           java-version: ${{ matrix.config.java }}
           java-package: jdk
+          architecture: x86
+      
+      - name: Setup java (x64)
+        uses: actions/setup-java@v1
+        with:
+          java-version: ${{ matrix.config.java }}
+          java-package: jdk
+          architecture: x64
 
       - name: Set up R ${{ matrix.config.r-version }}
         uses: r-lib/actions/setup-r@v1