diff --git a/collector/mdadm_linux.go b/collector/mdadm_linux.go
index 758f1174..0a9fac9a 100644
--- a/collector/mdadm_linux.go
+++ b/collector/mdadm_linux.go
@@ -148,6 +148,13 @@ func (c *mdadmCollector) Update(ch chan<- prometheus.Metric) error {
 			float64(mdStat.DisksTotal),
 			mdStat.Name,
 		)
+		ch <- prometheus.MustNewConstMetric(
+			disksDesc,
+			prometheus.GaugeValue,
+			float64(mdStat.DisksRecovering),
+			mdStat.Name,
+			"recovering",
+		)
 		ch <- prometheus.MustNewConstMetric(
 			disksDesc,
 			prometheus.GaugeValue,