diff --git a/.appveyor.yml b/.appveyor.yml
index 92a20c0bd..f51b5e727 100644
--- a/.appveyor.yml
+++ b/.appveyor.yml
@@ -16,4 +16,5 @@ install:
   - 'set PATH=C:\Python36-x64;%PATH'
 
 test_script:
+  - '%PYTHON% -c "from PyQt5 import QtWebEngineWidgets"'
   - '%PYTHON% -m tox -e %TESTENV%'