diff --git a/appveyor.yml b/appveyor.yml
index 0290b5a644..9f78e79e90 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,5 +1,7 @@
 version: 1.0.{build}
-
+branches:
+  only:
+- master
 image: Visual Studio 2017
 configuration: Release
 install: