diff --git a/appveyor.yml b/appveyor.yml
index f7f3a70..10a2452 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -4,6 +4,8 @@ image: Visual Studio 2019 Preview
 environment:
   WEBHOOK_URL:
     secure: gOKbXaZM9ImtMD5XrYITvdyZUW/az082G9OIN1EC1Vbg57wBaeLhi49uGjxPw5GVujHku6kxN6ab89zhbS5GVeluR76GM83IbKV4Sh7udXzoYZZdg6YudtYHzdhCgUeiedpswbuczTq9ceIkkfSEWZuh/lMAAVVwvcGsJAnoPFw=
+build:
+  parallel: true
 build_script:
 - cmd: >-
     git clone --depth=1 --branch=%APPVEYOR_REPO_BRANCH% https://github.com/ModOrganizer2/modorganizer-umbrella.git c:\projects\modorganizer-umbrella 2> $null