diff --git a/.appveyor.yml b/.appveyor.yml
index 17f99ba2..d3a4ff59 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -33,5 +33,5 @@ build:
 
 test_script:
 - cd build\tests\Debug
-- set PATH=C:\projects\xlnt\vcpkg\installed\x86-windows\debug\bin;%PATH%
+- set PATH=C:\projects\xlnt\vcpkg\installed\x64-windows\debug\bin;%PATH%
 - xlnt.test.exe