diff --git a/providers/prometheus/options.go b/providers/prometheus/options.go
index 2a7bd9ab..5b24458e 100644
--- a/providers/prometheus/options.go
+++ b/providers/prometheus/options.go
@@ -102,7 +102,7 @@ func WithHistogramSubsystem(subsystem string) HistogramOption {
 	}
 }
 
-// WithHistogramSubsystem allows you to add a Subsystem to histograms metrics.
+// WithHistogramNamespacem allows you to add a Namespace to histograms metrics.
 func WithHistogramNamespace(namespace string) HistogramOption {
 	return func(o *prometheus.HistogramOpts) {
 		o.Namespace = namespace