diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 6431c057..ecb037ba 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -39,10 +39,6 @@ jobs:
         run: |
           set -Eeuo pipefail
           docker run --rm --mount type=bind,src="$(pwd)/test",dst=/ws -w /ws ${{ github.repository }}:test bats --formatter junit testsuite.bats | tee test-report.xml
-      - uses: actions/cache/save@704facf57e6136b1bc63b828d79edcd491f0ee84 # v3.3.2
-        with:
-          path: test/.xwin-cache
-          key: xwin-cache
       - uses: EnricoMi/publish-unit-test-result-action@ca89ad036b5fcd524c1017287fb01b5139908408 # v2.11.0
         if: always()
         with:
diff --git a/.github/workflows/prime-cache.yml b/.github/workflows/prime-cache.yml
index 23ddfecd..d4135744 100644
--- a/.github/workflows/prime-cache.yml
+++ b/.github/workflows/prime-cache.yml
@@ -24,3 +24,14 @@ jobs:
           platforms: linux/amd64,linux/arm64
           cache-from: type=gha
           cache-to: type=gha,mode=max
+  prime-xwin-cache:
+    runs-on: ubuntu-latest
+    steps:
+      - run: |
+          set -Eeuo pipefail
+          mkdir test
+          docker run --rm --mount type=bind,src="$(pwd)/test",dst=/ws -w /ws ghcr.io/${{ github.repository }}:latest xwin --accept-license splat --preserve-ms-arch-notation
+      - uses: actions/cache/save@704facf57e6136b1bc63b828d79edcd491f0ee84 # v3.3.2
+        with:
+          path: test/.xwin-cache
+          key: xwin-cache