diff --git a/collector/cpu_dragonfly.go b/collector/cpu_dragonfly.go
index db690b0a..a4961117 100644
--- a/collector/cpu_dragonfly.go
+++ b/collector/cpu_dragonfly.go
@@ -91,8 +91,7 @@ func init() {
 	Factories["cpu"] = NewStatCollector
 }
 
-// Takes a prometheus registry and returns a new Collector exposing
-// CPU stats.
+// NewStatCollector returns a new Collector exposing CPU stats.
 func NewStatCollector() (Collector, error) {
 	return &statCollector{
 		cpu: prometheus.NewDesc(
diff --git a/collector/cpu_freebsd.go b/collector/cpu_freebsd.go
index 72dc1f5d..e5d0bee7 100644
--- a/collector/cpu_freebsd.go
+++ b/collector/cpu_freebsd.go
@@ -89,8 +89,7 @@ func init() {
 	Factories["cpu"] = NewStatCollector
 }
 
-// Takes a prometheus registry and returns a new Collector exposing
-// CPU stats.
+// NewStatCollector returns a new Collector exposing CPU stats.
 func NewStatCollector() (Collector, error) {
 	return &statCollector{
 		cpu: typedDesc{prometheus.NewDesc(