README.md in elastic-apm-0.4.4 vs README.md in elastic-apm-0.4.5

@@ -1,7 +1,7 @@
 # elastic-apm – Elastic APM agent for Ruby (BETA)
 
-[![Jenkins](https://img.shields.io/jenkins/s/https/apm-ci.elastic.co/job/elastic+apm-agent-ruby+master.svg)](https://apm-ci.elastic.co/job/elastic+apm-agent-ruby+master/) [![Gem](https://img.shields.io/gem/v/formatador.svg?style=flat-square)](https://rubygems.org/gems/elastic-apm)
+[![Jenkins](https://img.shields.io/jenkins/s/https/apm-ci.elastic.co/job/elastic+apm-agent-ruby+master.svg)](https://apm-ci.elastic.co/job/elastic+apm-agent-ruby+master/)
 
 This is the official Rubygem for adding [Elastic][]'s [APM][] to your Ruby app.
 
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