diff --git a/tsdb/compact.go b/tsdb/compact.go
index 8a6f670c4d0448bae1d823bec67b3b40157c1ba0..747f08f9ff5ec3e3ae796bd8db4f43d54c2b4c50 100644
--- a/tsdb/compact.go
+++ b/tsdb/compact.go
@@ -111,7 +111,7 @@ func newCompactorMetrics(r prometheus.Registerer) *compactorMetrics {
 	m.duration = prometheus.NewHistogram(prometheus.HistogramOpts{
 		Name:    "prometheus_tsdb_compaction_duration_seconds",
 		Help:    "Duration of compaction runs",
-		Buckets: prometheus.ExponentialBuckets(1, 2, 10),
+		Buckets: prometheus.ExponentialBuckets(1, 2, 14),
 	})
 	m.chunkSize = prometheus.NewHistogram(prometheus.HistogramOpts{
 		Name:    "prometheus_tsdb_compaction_chunk_size_bytes",