diff --git a/node/network/approval-distribution/src/metrics.rs b/node/network/approval-distribution/src/metrics.rs
index 3cdc64a8b76f..896866ce099a 100644
--- a/node/network/approval-distribution/src/metrics.rs
+++ b/node/network/approval-distribution/src/metrics.rs
@@ -134,14 +134,14 @@ impl MetricsTrait for Metrics {
 				prometheus::Histogram::with_opts(prometheus::HistogramOpts::new(
 					"polkadot_parachain_time_import_pending_now_known",
 					"Time spent on importing pending assignments and approvals.",
-				))?,
+				).buckets(vec![0.0001, 0.0004, 0.0016, 0.0064, 0.0256, 0.1024, 0.4096, 1.6384, 3.2768, 4.9152, 6.5536,]))?,
 				registry,
 			)?,
 			time_awaiting_approval_voting: prometheus::register(
 				prometheus::Histogram::with_opts(prometheus::HistogramOpts::new(
 					"polkadot_parachain_time_awaiting_approval_voting",
 					"Time spent awaiting a reply from the Approval Voting Subsystem.",
-				))?,
+				).buckets(vec![0.0001, 0.0004, 0.0016, 0.0064, 0.0256, 0.1024, 0.4096, 1.6384, 3.2768, 4.9152, 6.5536,]))?,
 				registry,
 			)?,
 		};
diff --git a/node/overseer/src/metrics.rs b/node/overseer/src/metrics.rs
index d5acf3308313..9b6053ccf769 100644
--- a/node/overseer/src/metrics.rs
+++ b/node/overseer/src/metrics.rs
@@ -165,7 +165,11 @@ impl MetricsTrait for Metrics {
 					prometheus::HistogramOpts::new(
 						"polkadot_parachain_subsystem_bounded_tof",
 						"Duration spent in a particular channel from entrance to removal",
-					),
+					)
+					.buckets(vec![
+						0.0001, 0.0004, 0.0016, 0.0064, 0.0256, 0.1024, 0.4096, 1.6384, 3.2768,
+						4.9152, 6.5536,
+					]),
 					&["subsystem_name"],
 				)?,
 				registry,
@@ -205,7 +209,11 @@ impl MetricsTrait for Metrics {
 					prometheus::HistogramOpts::new(
 						"polkadot_parachain_subsystem_unbounded_tof",
 						"Duration spent in a particular channel from entrance to removal",
-					),
+					)
+					.buckets(vec![
+						0.0001, 0.0004, 0.0016, 0.0064, 0.0256, 0.1024, 0.4096, 1.6384, 3.2768,
+						4.9152, 6.5536,
+					]),
 					&["subsystem_name"],
 				)?,
 				registry,