diff --git a/cl/phase1/forkchoice/on_block.go b/cl/phase1/forkchoice/on_block.go
index b94442354..71a5ffa85 100644
--- a/cl/phase1/forkchoice/on_block.go
+++ b/cl/phase1/forkchoice/on_block.go
@@ -18,12 +18,12 @@ func (f *ForkChoiceStore) OnBlock(block *cltypes.SignedBeaconBlock, newPayload,
 		return err
 	}
 	if f.Slot() < block.Block.Slot {
-		return fmt.Errorf("block is too late compared to current_slot")
+		return fmt.Errorf("block is too early compared to current_slot")
 	}
 	// Check that block is later than the finalized epoch slot (optimization to reduce calls to get_ancestor)
 	finalizedSlot := f.computeStartSlotAtEpoch(f.finalizedCheckpoint.Epoch())
 	if block.Block.Slot <= finalizedSlot {
-		return fmt.Errorf("block is too late compared to finalized")
+		return nil
 	}
 
 	config := f.forkGraph.Config()