diff --git a/appveyor.yml b/appveyor.yml
index d3add8a..f7db4e5 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -64,6 +64,7 @@ test_script:
   - cmd: cd %APPVEYOR_BUILD_FOLDER%
   - cmd: vstest.console /logger:Appveyor /inIsolation CapnpC.CSharp.Generator.Tests\bin\Release\netcoreapp2.2\CapnpC.CSharp.Generator.Tests.dll
   - cmd: choco uninstall capnpc-csharp -y
+  - cmd: cd %APPVEYOR_BUILD_FOLDER%\install-test
   - cmd: notinstalled-test
   - cmd: cd %APPVEYOR_BUILD_FOLDER%\chocolatey\install
   - cmd: choco install capnpc-csharp-win-x86 --source=".;https://chocolatey.org/api/v2" --force -y