diff --git a/.github/workflows/build_documents.yml b/.github/workflows/build_documents.yml
index 35ef5a5aa..03ddbbd09 100644
--- a/.github/workflows/build_documents.yml
+++ b/.github/workflows/build_documents.yml
@@ -38,7 +38,7 @@ jobs:
         choco install -y 7zip.commandline
         choco install -y lua51
         choco install -y luarocks
-        C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\vcvarsall.bat
+        "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\vcvarsall.bat"
         $env:PATH += "C:\ProgramData\chocolatey\lib\luarocks\luarocks-2.4.4-win32\systree\bin"
         $env:LUA_PATH += "C:\ProgramData\chocolatey\lib\luarocks\luarocks-2.4.4-win32\systree\share\lua\5.1\?.lua;C:\ProgramData\chocolatey\lib\luarocks\luarocks-2.4.4-win32\systree\share\lua\5.1\?\init.lua"
         $env:LUA_CPATH += "C:\ProgramData\chocolatey\lib\luarocks\luarocks-2.4.4-win32\systree\lib\lua\5.1\?.dll"