diff --git a/pkg/events/events.go b/pkg/events/events.go
index 3c8a51f..9823e4f 100644
--- a/pkg/events/events.go
+++ b/pkg/events/events.go
@@ -272,8 +272,8 @@ func (l *Listener) Start(ctx context.Context) <-chan struct{} {
 						l.logger.Error("failed to set last block", "error", err)
 						return
 					}
-					lastBlock = blockNumber
 					l.logger.Info("processed logs", "from", lastBlock+1, "to", blockNumber, "count", len(logs))
+					lastBlock = blockNumber
 				}
 			}
 		}
diff --git a/pkg/updater/updater.go b/pkg/updater/updater.go
index f69ea74..2683996 100644
--- a/pkg/updater/updater.go
+++ b/pkg/updater/updater.go
@@ -224,6 +224,10 @@ func (u *Updater) subscribeOpenedCommitments(ctx context.Context) error {
 						"bundle is not atomic",
 						"commitmentIdx", common.Bytes2Hex(update.CommitmentIndex[:]),
 						"txnHash", update.TxnHash,
+						"blockNumber", update.BlockNumber,
+						"found", found,
+						"posInBlock", posInBlock,
+						"expectedPosInBlock", txns[commitmentTxnHashes[0]]+i,
 					)
 					// The committer did not include the transactions in the block
 					// correctly, so this is a slash to be processed