diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index 45e52ac..efc0126 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -2,10 +2,10 @@ name: C/C++ CI
 
 on:
   push:
-    branches: [ "master" ]
+    branches: [ "workflow-test" ]
     paths: [ '**.c', '**.h', 'Makefile.**', '.github/configs', '.github/workflows/c-cpp.yml' ]
   pull_request:
-    branches: [ "master" ]
+    branches: [ "workflow-test" ]
     paths: [ '**.c', '**.h', 'Makefile.**', '.github/configs', '.github/workflows/c-cpp.yml' ]
 
 jobs:
@@ -17,6 +17,7 @@ jobs:
           - ubuntu-latest
           - ubuntu-24.04-arm
           - macos-15
+          - windows-2022
     runs-on: ${{ matrix.target }}
     steps:
     - uses: actions/checkout@v4
@@ -28,12 +29,15 @@ jobs:
     - name: ln Mac
       if: ${{ startsWith(matrix.target, 'macos') }}
       run: ln -s Makefile.FreeBSD Makefile
+    - name: ln Windows
+      if: ${{ startsWith(matrix.target, 'windows') }}
+      run: copy Makefile.msvc64 Makefile
     - name: make
-      run: make -f Makefile
+      run: make
     - name: mkdir
       run: mkdir ~/3proxy
     - name: make install
       if: ${{ startsWith(matrix.target, 'ubuntu') }}
-      run: make DESTDIR=~/3proxy -f Makefile install
+      run: make DESTDIR=~/3proxy install
     - name: make clean
-      run: make -f Makefile clean
+      run: make clean