diff --git a/appveyor.yml b/appveyor.yml
index c4416d0a4..f1b4bf992 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,4 +1,7 @@
 version: build-{build}
+branches:
+  only:
+  - dev
 image: Visual Studio 2017
 
 nuget: