diff --git a/appveyor.yml b/appveyor.yml
index a368439446a32..536bc1f648434 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -8,6 +8,7 @@ install:
   - set PATH=%APPDATA%\npm;%PATH%
   - npm install
   - pip install tox
+  - pip install requests
   - cinst -y curl
   - SET PATH=C:\Program Files\curl;%PATH%
   - ps: Set-Service wuauserv -StartupType Manual