diff --git a/appveyor.yml b/appveyor.yml
index b379fa2..2db7e82 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -36,12 +36,13 @@ cache:
 
 install:
   - ps: |
-      if (![IO.File]::Exists("C:\cmake-3.8.0-win32-x86\bin\cmake.exe")) {
-        Start-FileDownload 'https://cmake.org/files/v3.8/cmake-3.8.0-win32-x86.zip'
-        7z x -y cmake-3.8.0-win32-x86.zip -oC:\
+      if ($env:USE_TOOLSET -ne "LLVM") {
+        if (![IO.File]::Exists("C:\cmake-3.8.0-win32-x86\bin\cmake.exe")) {
+          Start-FileDownload 'https://cmake.org/files/v3.8/cmake-3.8.0-win32-x86.zip'
+          7z x -y cmake-3.8.0-win32-x86.zip -oC:\
+        }
+        $env:PATH="C:\cmake-3.8.0-win32-x86\bin;$env:PATH"
       }
-      $env:PATH="C:\cmake-3.8.0-win32-x86\bin;$env:PATH"
-      #
       # Until vcpkg has been updated.
       # Note: vcpkg can also be removed from "cache".
       if ($env:USE_TOOLSET -eq "LLVM" -and