Once more with feeling

dfreeman · dfreeman · commit 1661c545dd0c · 2018-04-14T22:30:19.000-04:00
diff --git a/appveyor.yml b/appveyor.yml
@@ -18,7 +18,7 @@ install:
   - rename C:\Python27 Python27hidden
   # Typical npm stuff.
   - md C:\nc
-  - yarn --ignore-optional
+  - yarn
 
 cache:
 #  - "%LOCALAPPDATA%\\Yarn"
