diff --git a/dist/prometheus/chihaya.rules b/dist/prometheus/chihaya.rules
index 36f7bac..15dbb67 100644
--- a/dist/prometheus/chihaya.rules
+++ b/dist/prometheus/chihaya.rules
@@ -10,6 +10,15 @@
 # They usually at least have the protocol, job, instance, and address_family fields.
 # Look at the chihaya:announce:rate1m rule for an example.
 
+#################################
+# Storage
+
+# Total peers
+chihaya:storage:peers:total = chihaya_storage_leechers_count + chihaya_storage_seeders_count
+
+# Storage GC duration
+chihaya:storage:gc:duration:rate1m = drop_common_labels(rate(chihaya_storage_gc_duration_milliseconds_sum[1m]) / rate(chihaya_storage_gc_duration_milliseconds_count[1m]))
+
 #################################
 # Request/error rates