diff --git a/README.md b/README.md
index 1c9e2d4..862e51f 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-# Ceph Exporter  [![GoDoc](https://godoc.org/github.com/digitalocean/ceph_exporter?status.svg)](https://godoc.org/github.com/digitalocean/ceph_exporter) [![Build Status](https://travis-ci.org/digitalocean/ceph_exporter.svg)](https://travis-ci.org/digitalocean/ceph_exporter) [![Coverage Status](https://coveralls.io/repos/github/digitalocean/ceph_exporter/badge.svg?branch=master&service=github)](https://coveralls.io/github/digitalocean/ceph_exporter?branch=master)
+# Ceph Exporter  [![GoDoc](https://godoc.org/github.com/digitalocean/ceph_exporter?status.svg)](https://godoc.org/github.com/digitalocean/ceph_exporter) [![Build Status](https://travis-ci.org/digitalocean/ceph_exporter.svg)](https://travis-ci.org/digitalocean/ceph_exporter) [![Coverage Status](https://coveralls.io/repos/github/digitalocean/ceph_exporter/badge.svg?branch=master&service=github)](https://coveralls.io/github/digitalocean/ceph_exporter?branch=master) [![Report card](http://goreportcard.com/badge/digitalocean/ceph_exporter)](http://goreportcard.com/report/digitalocean/ceph_exporter)
 Prometheus exporter that scrapes meta information about a running ceph cluster. All the information gathered from the cluster is done by interacting with the monitors using an appropriate wrapper over `rados_mon_command()`. Hence, no additional setup is necessary other than having a working ceph cluster.
 
 ## Dependencies
diff --git a/collectors/cluster_usage.go b/collectors/cluster_usage.go
index cceea8a..ec7a543 100644
--- a/collectors/cluster_usage.go
+++ b/collectors/cluster_usage.go
@@ -34,7 +34,7 @@ type ClusterUsageCollector struct {
 
 	// GlobalCapacity displays the total storage capacity of the cluster. This
 	// information is based on the actual no. of objects that are allocated. It
-	// does not take overcommittment into consideration.
+	// does not take overcommitment into consideration.
 	GlobalCapacity prometheus.Gauge
 
 	// UsedCapacity shows the storage under use.