diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index fd85273..5b9571b 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -62,7 +62,9 @@ jobs:
     - name: make Windows MSVC
       if: ${{ startsWith(matrix.target, 'windows') }}
       shell: cmd
-      run: call "C:\Program Files (x86)\Microsoft Visual Studio\2022\Enterprise\VC\Auxiliary\Build\vcvars64.bat" && nmake /F Makefile.msvc64
+      run: |
+       call "C:/Program Files (x86)/Microsoft Visual Studio/2022/Enterprise/VC/Auxiliary/Build/vcvars64.bat"
+       nmake /F Makefile.msvc64'
       env:
        LIBS: '-L "c:/program files/openssl/lib/VC/x64/MT"'
        CFLAGS: '-I "c:/program files/openssl/include"'