diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index aa6bce673b..e8c824406f 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -298,7 +298,17 @@ jobs:
         path: build
     - name: Test
       shell: pwsh
-      run: meson test -C build --no-rebuild --print-errorlogs --slice "$(1+${{ matrix.nr }})/10"
+      run: ci/run-test-slice-meson.sh build ${{matrix.nr}} 10
+    - name: print test failures
+      if: failure() && env.FAILED_TEST_ARTIFACTS != ''
+      shell: bash
+      run: ci/print-test-failures.sh
+    - name: Upload failed tests' directories
+      if: failure() && env.FAILED_TEST_ARTIFACTS != ''
+      uses: actions/upload-artifact@v4
+      with:
+        name: failed-tests-windows-meson-${{ matrix.nr }}
+        path: ${{env.FAILED_TEST_ARTIFACTS}}
 
   regular:
     name: ${{matrix.vector.jobname}} (${{matrix.vector.pool}})
diff --git a/ci/run-test-slice-meson.sh b/ci/run-test-slice-meson.sh
new file mode 100755
index 0000000000..961c94fba0
--- /dev/null
+++ b/ci/run-test-slice-meson.sh
@@ -0,0 +1,13 @@
+#!/bin/sh
+
+# We must load the build options so we know where to find
+# things like TEST_OUTPUT_DIRECTORY. This has to come before
+# loading lib.sh, though, because it may clobber some CI lib
+# variables like our custom GIT_TEST_OPTS.
+. "$1"/GIT-BUILD-OPTIONS
+. ${0%/*}/lib.sh
+
+group "Run tests" \
+	meson test -C "$1" --no-rebuild --print-errorlogs \
+		--test-args="$GIT_TEST_OPTS" --slice "$((1+$2))/$3" ||
+handle_failed_tests