diff --git a/cmd/thor/node/node.go b/cmd/thor/node/node.go
index 001e4190d..8ae30b0cc 100644
--- a/cmd/thor/node/node.go
+++ b/cmd/thor/node/node.go
@@ -409,7 +409,7 @@ func (n *Node) processBlock(newBlock *block.Block, stats *blockStats) (bool, err
 			stats.UpdateQueued(1)
 		case err == errBFTRejected:
 			// TODO: capture metrics
-			log.Debug(fmt.Sprintf("block rejected by BFT engine\n%v", newBlock.Header()))
+			log.Debug(fmt.Sprintf("block rejected by BFT engine: %v", newBlock.Header()))
 		case consensus.IsCritical(err):
 			msg := fmt.Sprintf(`failed to process block due to consensus failure \n%v\n`, newBlock.Header())
 			log.Error(msg, "err", err)
diff --git a/docs/usage.md b/docs/usage.md
index 92cb768d0..1f40cdc76 100644
--- a/docs/usage.md
+++ b/docs/usage.md
@@ -179,6 +179,7 @@ bin/thor -h
 | `--disable-pruner`          | Disable state pruner to keep all history                                                    |
 | `--bootnode`                | Comma-separated list of bootnode IDs                                                        |
 | `--enable-metrics`          | Enables the metrics server                                                                  |
+| `--metrics-addr`            | Metrics service listening address                                                           |
 | `--help, -h`                | Show help                                                                                   |
 | `--version, -v`             | Print the version                                                                           |