diff --git a/node/core/provisioner/src/lib.rs b/node/core/provisioner/src/lib.rs
index b8af4852a0dc..4d4f153d334d 100644
--- a/node/core/provisioner/src/lib.rs
+++ b/node/core/provisioner/src/lib.rs
@@ -42,6 +42,7 @@ use polkadot_primitives::v1::{
 	SignedAvailabilityBitfield,
 };
 use std::{collections::HashMap, convert::TryFrom, pin::Pin};
+use thiserror::Error;
 
 struct ProvisioningJob {
 	relay_parent: Hash,
@@ -115,18 +116,24 @@ impl TryFrom<AllMessages> for FromJob {
 	}
 }
 
-#[derive(Debug, derive_more::From)]
+#[derive(Debug, Error)]
 enum Error {
-	#[from]
+	#[error(transparent)]
 	Sending(mpsc::SendError),
-	#[from]
+
+	#[error(transparent)]
 	Util(util::Error),
-	#[from]
+
+	#[error(transparent)]
 	OneshotRecv(oneshot::Canceled),
-	#[from]
+
+	#[error(transparent)]
 	ChainApi(ChainApiError),
-	#[from]
+
+	#[error(transparent)]
 	Runtime(RuntimeApiError),
+
+	#[error("Oneshot send failed")]
 	OneshotSend,
 }