diff --git a/.github/workflows/nodejs.yml b/.github/workflows/nodejs.yml
index f03d0a6..0fcd8c0 100644
--- a/.github/workflows/nodejs.yml
+++ b/.github/workflows/nodejs.yml
@@ -6,18 +6,25 @@ jobs:
   test:
     env:
       FORCE_COLOR: '1'
-    name: Build & Test
-    runs-on: ubuntu-latest
+    name: Build & Test (Node ${{ matrix.node-version }}, ${{ matrix.os }})
+    runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        include:
-          - node-version: '22'
-          - node-version: '24'
+        os: [ubuntu-latest, windows-latest]
+        node-version: ['20', '22', '24']
+        exclude:
+          - os: windows-latest
+            node-version: '20'
     steps:
       - name: Checkout Repository
         uses: actions/checkout@8e8c483db84b4bee98b60c0593521ed34d9990e8 # v6.0.1
       - uses: ./.github/actions/prepare
         with:
           node-version: ${{ matrix.node-version }}
+      - name: Test (Node v20.x)
+        if: matrix.node-version == '20'
+        # CAUTION: this only works in POSIX environments
+        run: npm run test:node20
       - name: Test
+        if: matrix.node-version != '20'
         run: npm test
diff --git a/package.json b/package.json
index ce7faa3..02fb854 100644
--- a/package.json
+++ b/package.json
@@ -59,8 +59,10 @@
     "lint:types": "tsc --noEmit",
     "prepare": "husky; run-s -s build",
     "test": "run-s test:runtime",
-    "test:runtime": "node --import tsx --test --test-reporter=spec \"test/**/*.test.ts\"",
-    "test:watch": "node --import tsx --test --test-reporter=spec --watch \"test/**/*.test.ts\""
+    "test:base": "node --import tsx --test --test-reporter=spec",
+    "test:node20": "node --import tsx --test --test-reporter=spec test/*.test.ts",
+    "test:runtime": "npm run test:base -- \"test/*.test.ts\"",
+    "test:watch": "npm run test:base -- --watch \"test/*.test.ts\""
   },
   "devDependencies": {
     "@commitlint/cli": "20.2.0",
diff --git a/test/osc.test.ts b/test/osc.test.ts
index 9cdb3f4..1e6e943 100644
--- a/test/osc.test.ts
+++ b/test/osc.test.ts
@@ -80,35 +80,47 @@ describe('osc', () => {
       expect(supportsHyperlinks(), 'to be', false);
     });
 
-    it('should return false for VTE 0.50.0 (dotted format) due to segfault bug', () => {
-      delete process.env.CI;
-      delete process.env.FORCE_HYPERLINK;
-      delete process.env.TERM_PROGRAM;
-      process.env.VTE_VERSION = '0.50.0';
-
-      const mockStream = { isTTY: true } as NodeJS.WriteStream;
-      expect(supportsHyperlinks(mockStream), 'to be', false);
-    });
-
-    it('should return false for VTE 0.50.0 (compact format "5000") due to segfault bug', () => {
-      delete process.env.CI;
-      delete process.env.FORCE_HYPERLINK;
-      delete process.env.TERM_PROGRAM;
-      process.env.VTE_VERSION = '5000';
-
-      const mockStream = { isTTY: true } as NodeJS.WriteStream;
-      expect(supportsHyperlinks(mockStream), 'to be', false);
-    });
+    it(
+      'should return false for VTE 0.50.0 (dotted format) due to segfault bug',
+      { skip: process.platform === 'win32' },
+      () => {
+        delete process.env.CI;
+        delete process.env.FORCE_HYPERLINK;
+        delete process.env.TERM_PROGRAM;
+        process.env.VTE_VERSION = '0.50.0';
+
+        const mockStream = { isTTY: true } as NodeJS.WriteStream;
+        expect(supportsHyperlinks(mockStream), 'to be', false);
+      },
+    );
 
-    it('should return true for VTE 0.50.1 (compact format "5001")', () => {
-      delete process.env.CI;
-      delete process.env.FORCE_HYPERLINK;
-      delete process.env.TERM_PROGRAM;
-      process.env.VTE_VERSION = '5001';
+    it(
+      'should return false for VTE 0.50.0 (compact format "5000") due to segfault bug',
+      { skip: process.platform === 'win32' },
+      () => {
+        delete process.env.CI;
+        delete process.env.FORCE_HYPERLINK;
+        delete process.env.TERM_PROGRAM;
+        process.env.VTE_VERSION = '5000';
+
+        const mockStream = { isTTY: true } as NodeJS.WriteStream;
+        expect(supportsHyperlinks(mockStream), 'to be', false);
+      },
+    );
 
-      const mockStream = { isTTY: true } as NodeJS.WriteStream;
-      expect(supportsHyperlinks(mockStream), 'to be', true);
-    });
+    it(
+      'should return true for VTE 0.50.1 (compact format "5001")',
+      { skip: process.platform === 'win32' },
+      () => {
+        delete process.env.CI;
+        delete process.env.FORCE_HYPERLINK;
+        delete process.env.TERM_PROGRAM;
+        process.env.VTE_VERSION = '5001';
+
+        const mockStream = { isTTY: true } as NodeJS.WriteStream;
+        expect(supportsHyperlinks(mockStream), 'to be', true);
+      },
+    );
   });
 
   describe('linkifyUrls()', () => {