diff --git a/.github/workflows/c-cpp.yml b/.github/workflows/c-cpp.yml
index 7a3889e..4bd9ceb 100644
--- a/.github/workflows/c-cpp.yml
+++ b/.github/workflows/c-cpp.yml
@@ -70,8 +70,8 @@ jobs:
        D:
        cd "D:/a/3proxy/3proxy"
        vcpkg install pcre2:x64-windows
-       dir /S c:/program files/openssl/lib/
-       dir c:/vcpkg/installed/x64-windows/lib
+       dir /S "c:\program files\openssl\lib\"
+       dir "c:\vcpkg\installed\x64-windows\lib"
        mkdir bin64
        set "LIB=%LIB%;c:/program files/openssl/lib/VC/x64/MT;c:/vcpkg/installed/x64-windows/lib"
        nmake /F Makefile.msvc64