diff --git a/monkit.lock b/monkit.lock
index d1f73c00e..6bfad7daf 100644
--- a/monkit.lock
+++ b/monkit.lock
@@ -62,6 +62,8 @@ storj.io/storj/satellite/gracefulexit."graceful_exit_successful_pieces_transfer_
 storj.io/storj/satellite/gracefulexit."graceful_exit_transfer_piece_fail" Meter
 storj.io/storj/satellite/gracefulexit."graceful_exit_transfer_piece_success" Meter
 storj.io/storj/satellite/metainfo."metainfo_rate_limit_exceeded" Event
+storj.io/storj/satellite/metainfo/piecedeletion."delete_batch_size" IntVal
+storj.io/storj/satellite/metainfo/piecedeletion."deletion_pieces_unhandled_count" IntVal
 storj.io/storj/satellite/orders."download_failed_not_enough_pieces_uplink" Meter
 storj.io/storj/satellite/repair/checker."checker_injured_segment_health" FloatVal
 storj.io/storj/satellite/repair/checker."checker_segment_age" IntVal
diff --git a/satellite/metainfo/piecedeletion/dialer.go b/satellite/metainfo/piecedeletion/dialer.go
index 18cd02ae2..c3d922028 100644
--- a/satellite/metainfo/piecedeletion/dialer.go
+++ b/satellite/metainfo/piecedeletion/dialer.go
@@ -83,9 +83,9 @@ func (dialer *Dialer) Handle(ctx context.Context, node storj.NodeURL, queue Queu
 		for len(jobs) > 0 {
 			batch, promises, rest := batchJobs(jobs, dialer.piecesPerRequest)
 			// Aggregation metrics
-			mon.IntVal("delete batch size").Observe(int64(len(batch)))
+			mon.IntVal("delete_batch_size").Observe(int64(len(batch))) //mon:locked
 			// Tracing metrics
-			s.Annotate("delete batch size", strconv.Itoa(len(batch)))
+			s.Annotate("delete_batch_size", strconv.Itoa(len(batch)))
 
 			jobs = rest
 
@@ -111,7 +111,7 @@ func (dialer *Dialer) Handle(ctx context.Context, node storj.NodeURL, queue Queu
 				}
 				break
 			} else {
-				mon.IntVal("deletion pieces unhandled count").Observe(resp.UnhandledCount)
+				mon.IntVal("deletion_pieces_unhandled_count").Observe(resp.UnhandledCount) //mon:locked
 			}
 
 			jobs = append(jobs, queue.PopAllWithoutClose()...)