diff --git a/appveyor.yml b/appveyor.yml
index 1412e7b7a..418520c29 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,8 @@
 version: 1.0.{build}
+branches:
+  only:
+  - master
+
 image:
 - Visual Studio 2019
 #- Ubuntu1804