diff --git a/block/state.go b/block/state.go
index f19ec108d..a500eb998 100644
--- a/block/state.go
+++ b/block/state.go
@@ -112,6 +112,7 @@ func (e *Executor) UpdateStateAfterInitChain(s *types.State, res *abci.ResponseI
 	// We update the last results hash with the empty hash, to conform with RFC-6962.
 	copy(s.LastResultsHash[:], merkle.HashFromByteSlices(nil))
 
+	// we init the last submitted block time, to be able go calculate max skew time before first batch is submitted
 	s.SetLastSubmittedBlockTime(time.Now())
 }