diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1d7d2a43..b2f1ea73 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -702,6 +702,9 @@ jobs:
           export MSI_FILENAME="${GITHUB_WORKSPACE}/src/gam-${GAMVERSION}-windows-${GAM_ARCHIVE_ARCH}.msi"
           # auto-generate a lib.wxs based on the files PyInstaller created for the lib/ directory
           /c/Program\ Files\ \(x86\)/WiX\ Toolset\ v3.14/bin/heat.exe dir "${gampath}/lib" -ke -srd -cg Lib -gg -dr lib -directoryid lib -out lib.wxs
+          echo "-- begin lib.wxs --"
+          cat lib.wxs
+          echo "-- end lib.wxs --"
           /c/Program\ Files\ \(x86\)/WiX\ Toolset\ v3.14/bin/candle.exe -arch "${WIX_ARCH}" gam.wxs lib.wxs
           /c/Program\ Files\ \(x86\)/WiX\ Toolset\ v3.14/bin/light.exe -ext /c/Program\ Files\ \(x86\)/WiX\ Toolset\ v3.14/bin/WixUIExtension.dll gam.wixobj lib.wixobj -o "$MSI_FILENAME" || true;
           rm -v -f *.wixpdb