diff --git a/pkg/metrics/writecache.go b/pkg/metrics/writecache.go
index 2fe01526e..1b708f710 100644
--- a/pkg/metrics/writecache.go
+++ b/pkg/metrics/writecache.go
@@ -35,7 +35,7 @@ func newWriteCacheMetrics() *writeCacheMetrics {
 			Subsystem: writeCacheSubsystem,
 			Name:      "request_duration_seconds",
 			Help:      "Writecache request process duration",
-		}, []string{shardIDLabel, successLabel, storageLabel, methodLabel}),
+		}, []string{shardIDLabel, successLabel, storageLabel, methodLabel, pathLabel}),
 		operationCounter: metrics.NewCounterVec(prometheus.CounterOpts{
 			Namespace: namespace,
 			Subsystem: writeCacheSubsystem,