diff --git a/.github/workflows/test-main-matrix.yml b/.github/workflows/test-main-matrix.yml
index a0ebf6171..5b11cfa8f 100644
--- a/.github/workflows/test-main-matrix.yml
+++ b/.github/workflows/test-main-matrix.yml
@@ -12,13 +12,20 @@ permissions:
 
 jobs:
   test_main_matrix:
-    name: Tests [Node ${{ matrix.node_version }}]
+    name: Tests [${{ matrix.os }}, Node ${{ matrix.node_version }}]
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         node_version: ['18', '20', '22', '24', '26']
         os: [ubuntu-latest]
+        include:
+          # tests/integration is not green on Windows yet (50 of its 58 cases fail,
+          # for several unrelated reasons), so that one workspace is excluded there
+          # until it is. Every other workspace passes on Windows and stays covered.
+          - os: windows-latest
+            node_version: '24'
+            filter: --filter=!integration-test
 
     steps:
       - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # tag=v4.2.2
@@ -28,4 +35,4 @@ jobs:
           node-version: ${{ matrix.node_version }}
 
       - name: Run tests
-        run: pnpm test
+        run: pnpm turbo run test ${{ matrix.filter }}
diff --git a/packages/repack/src/commands/webpack/__tests__/Compiler.test.ts b/packages/repack/src/commands/webpack/__tests__/Compiler.test.ts
index bf7327915..5921fe228 100644
--- a/packages/repack/src/commands/webpack/__tests__/Compiler.test.ts
+++ b/packages/repack/src/commands/webpack/__tests__/Compiler.test.ts
@@ -1,4 +1,5 @@
 import type { EventEmitter } from 'node:events';
+import path from 'node:path';
 import { Worker } from 'node:worker_threads';
 import { fs, vol } from 'memfs';
 import type { Reporter } from '../../../logging/types.js';
@@ -109,6 +110,9 @@ describe('getSource', () => {
     await expect(
       createCompiler().getSource('src/index.js', 'ios')
     ).resolves.toBe('source under the project root');
-    expect(readFile).toHaveBeenCalledWith('/project/src/index.js', 'utf8');
+    expect(readFile).toHaveBeenCalledWith(
+      path.join('/project', 'src/index.js'),
+      'utf8'
+    );
   });
 });