diff --git a/packages/monitoring-experiments.0.0.3~dev/opam b/packages/monitoring-experiments.0.0.3~dev/opam
index 12850d7..c8473c1 100644
--- a/packages/monitoring-experiments.0.0.3~dev/opam
+++ b/packages/monitoring-experiments.0.0.3~dev/opam
@@ -11,7 +11,7 @@ depends: [
   "ocaml" {>= "4.08.0"}
   "dune"
   "logs" {>= "0.6.3"}
-  "metrics" {>= "0.2.0"}
+  "metrics" {>= "0.4.0"}
   "metrics-lwt" {>= "0.2.0"}
   "metrics-influx" {>= "0.2.0"}
   "mirage-time" {>= "2.0.0"}