diff --git a/.appveyor.yml b/.appveyor.yml
index 940c70ef4..5c3483df1 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -45,9 +45,9 @@ install:
   ############################################################################
   - set LLVM_VERSION=10.0.1
   - set LLVM_URL="https://axiodl.com/files/LLVM-%LLVM_VERSION%-win64.exe"
-  - set LLVM_ROOT_DIR=C:\projects\deps\llvm-%LLVM_VERSION%
-  - if not exist "LLVM-%LLVM_VERSION%-win64.exe" appveyor DownloadFile %LLVM_URL% -FileName LLVM-%LLVM_VERSION%-win64.exe
-  - if not exist "llvm-%LLVM_VERSION%" LLVM-%LLVM_VERSION%-win64.exe /S /D=%LLVM_ROOT_DIR%
+  - set LLVM_ROOT_DIR="C:\projects\deps\llvm-%LLVM_VERSION%"
+  - if not exist "LLVM-%LLVM_VERSION%-win64.exe" appveyor DownloadFile %LLVM_URL% -FileName "LLVM-%LLVM_VERSION%-win64.exe"
+  - if not exist "llvm-%LLVM_VERSION%" LLVM-%LLVM_VERSION%-win64.exe /S "/D=%LLVM_ROOT_DIR%"
 
 before_build:
   # Configure ninja