Index: appveyor.yml
===================================================================
diff -u -rfb2a31e7cc403e9130f7a6b381d18ad9f93c34b6 -r955967fab3dc7d13d17de15cbdf891921979ded3
--- appveyor.yml	(.../appveyor.yml)	(revision fb2a31e7cc403e9130f7a6b381d18ad9f93c34b6)
+++ appveyor.yml	(.../appveyor.yml)	(revision 955967fab3dc7d13d17de15cbdf891921979ded3)
@@ -2,6 +2,11 @@
 
 image: Visual Studio 2017
 
+branches:
+  only:
+    - master
+    - 2.2
+
 environment:
   my_secret:
     secure: ngfIQmr9kcRyopeRyHZG8g==