diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2823242..11de40b 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -11,26 +11,15 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
+        prefix:
+          - xvfb-run -a -s '-screen 0 1024x768x24'
+          - xvfb-run
         version:
-          - 1.0
           - 1 # automatically expands to the latest stable 1.x release of Julia
-          - nightly
         os:
           - ubuntu-latest
         arch:
           - x64
-          - x86
-        include:
-          # test macOS and Windows with latest Julia only
-          - os: macOS-latest
-            arch: x64
-            version: 1
-          - os: windows-latest
-            arch: x64
-            version: 1
-          - os: windows-latest
-            arch: x86
-            version: 1
     steps:
       - uses: actions/checkout@v2
       - uses: julia-actions/setup-julia@v1
@@ -47,8 +36,9 @@ jobs:
             ${{ runner.os }}-test-${{ env.cache-name }}-
             ${{ runner.os }}-test-
             ${{ runner.os }}-
-      - uses: julia-actions/julia-buildpkg@v1
-      - uses: julia-actions/julia-runtest@v1
+      - uses: julia-actions/julia-runtest@better-debugging
+        with:
+          prefix: ${{ matrix.prefix }}
       - uses: julia-actions/julia-processcoverage@v1
       - uses: codecov/codecov-action@v1
         with: