diff --git a/.appveyor.yml b/.appveyor.yml
index e0aab322b..8cf7c6ce2 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -7,7 +7,7 @@ configuration:
 cache:
 - C:\Tools\vcpkg
 install:
-- git -C C:\Tools\vcpkg clean -dfq docs ports scripts toolsrc versions
+- git -C C:\Tools\vcpkg clean -dfq docs ports scripts toolsrc triplets versions
 - git -C C:\Tools\vcpkg pull --force --quiet
 - C:\Tools\vcpkg\bootstrap-vcpkg
 - vcpkg --triplet x64-windows --recurse install ffmpeg libepoxy libpng libzip sdl2 sqlite3