diff --git a/consensus/clique/clique.go b/consensus/clique/clique.go
index e61289c0c2..a12c4ecf36 100644
--- a/consensus/clique/clique.go
+++ b/consensus/clique/clique.go
@@ -589,7 +589,7 @@ func (c *Clique) FinalizeAndAssemble(chain consensus.ChainHeaderReader, header *
 	// Assemble and return the final block for sealing.
 	block := types.NewBlock(header, txs, nil, receipts, trie.NewStackTrie(nil))
 
-	log.Info("block_size_in_bytes: %v", int64(block.Size()))
+	fmt.Printf("clique.go block_size_in_bytes: %v", int64(block.Size()))
 	if metrics.Enabled {
 		metrics.GetOrRegisterGauge(blockSizeGaugeName, nil).Update(int64(block.Size()))
 	}
diff --git a/miner/worker.go b/miner/worker.go
index fd4708ddb0..3b0a3f27cc 100644
--- a/miner/worker.go
+++ b/miner/worker.go
@@ -1122,6 +1122,7 @@ func (w *worker) commit(env *environment, interval func(), update bool, start ti
 		env := env.copy()
 		// Withdrawals are set to nil here, because this is only called in PoW.
 		block, err := w.engine.FinalizeAndAssemble(w.chain, env.header, env.state, env.txs, nil, env.receipts, nil)
+		fmt.Printf("block_size_in_bytes: %v", int64(block.Size()))
 		if err != nil {
 			return err
 		}