diff --git a/appveyor.yml b/appveyor.yml
index 7ef2abe30..4912f88b6 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -2,8 +2,7 @@
 clone_depth: 10
 install:
   - SET PATH=C:\Ruby%ruby_version%\bin;%PATH%
-  - gem install bundler --no-document -f
-  - bundle install
+  - gem install minitest
 build: off
 test_script:
   - ruby -Ilib exe/rake