c3-lang/libffi

diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ad7f924..7d8f859 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -346,7 +346,7 @@ jobs:
 
       - name: Build and test
         run: |
-          find /cygdrive/c/Program Files (x86)/Microsoft Visual Studio/2019/Enterprise/VC/Tools/MSVC/14.16.27023/bin
+          find "/cygdrive/c/Program Files (x86)/Microsoft Visual Studio/2019/Enterprise/VC/Tools/MSVC/14.16.27023/bin" -type f
           export PATH=$PATH:"/cygdrive/c/Program Files (x86)/Microsoft Visual Studio/2019/Enterprise/VC/Tools/MSVC/14.16.27023/bin/HostX64/x64"
           cd $(cygpath $RUNNER_WORKSPACE)/libffi
           wget https://rl.gl/cli/rlgl-windows-amd64.zip