Don't show (potentially failing) pull request builds.

diff --git a/README.md b/README.md
index 66079812830464e2765250b87f4ca40cccc1f91c..31eb1c0ef808d751dae72c94b0e008a42dd01029 100644 (file)
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [wiki](http://github.com/cc65/wiki/wiki)
 
-[![build status](http://travis-ci.org/cc65/cc65.png)](http://travis-ci.org/cc65/cc65/builds)
+[![build status](https://api.travis-ci.org/cc65/cc65.svg?branch=master)](https://travis-ci.org/cc65/cc65/builds)
 
 cc65 is a complete cross development package for 65(C)02 systems, including
 a powerful macro assembler, a C compiler, linker, librarian and several