README.md: update AppVeyor badge to specify branch [ci skip]

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index 9997d3f9..32ba08ca 100644
--- a/README.md
+++ b/README.md
@@ -1,7 +1,7 @@
 # PROJ
 
 [![Travis Status](https://travis-ci.com/OSGeo/PROJ.svg?branch=master)](https://travis-ci.com/OSGeo/PROJ)
-[![AppVeyor Status](https://ci.appveyor.com/api/projects/status/por8r52bjt8ocga9?svg=true)](https://ci.appveyor.com/project/OSGeo/PROJ)
+[![AppVeyor Status](https://ci.appveyor.com/api/projects/status/github/OSGeo/PROJ?branch=master&svg=true)](https://ci.appveyor.com/project/OSGeo/PROJ?branch=master)
 [![Coveralls Status](https://coveralls.io/repos/github/OSGeo/PROJ/badge.svg?branch=master)](https://coveralls.io/github/OSGeo/PROJ?branch=master)
 [![Gitter](https://badges.gitter.im/OSGeo/proj.4.svg)](https://gitter.im/OSGeo/proj.4)
 [![Mailing List](https://img.shields.io/badge/PROJ-mailing%20list-4eb899.svg)](http://lists.osgeo.org/mailman/listinfo/proj)