diff --git a/src/currency_core/blockchain_storage.cpp b/src/currency_core/blockchain_storage.cpp
index d9b689fa..1084ee16 100644
--- a/src/currency_core/blockchain_storage.cpp
+++ b/src/currency_core/blockchain_storage.cpp
@@ -5908,7 +5908,7 @@ bool blockchain_storage::validate_tx_for_hardfork_specific_terms(const transacti
   return true;
 }
 //------------------------------------------------------------------
-bool blockchain_storage::validate_pos_coinbase_outs_unlock_time(const transaction& miner_tx, uint64_t staked_amount, uint64_t source_max_unlock_time)const
+bool blockchain_storage::validate_pre_zarcanum_pos_coinbase_outs_unlock_time(const transaction& miner_tx, uint64_t staked_amount, uint64_t source_max_unlock_time)const
 {
   uint64_t major_unlock_time = get_tx_x_detail<etc_tx_details_unlock_time>(miner_tx);
   if (major_unlock_time)
@@ -5935,7 +5935,7 @@ bool blockchain_storage::validate_pos_coinbase_outs_unlock_time(const transactio
   for (uint64_t i = 0; i != miner_tx.vout.size(); i++)
   {
     uint64_t unlock_value = ut2.unlock_time_array[i];
-    CHECK_AND_ASSERT_MES(should_unlock_value_be_treated_as_block_height(unlock_value), false, "output #" << i << " is locked by time, not buy height, which is not allowed for PoS coinbase");
+    CHECK_AND_ASSERT_MES(should_unlock_value_be_treated_as_block_height(unlock_value), false, "output #" << i << " is locked by time, not by height, which is not allowed for PoS coinbase");
     if (unlock_value >= source_max_unlock_time)
     {
       VARIANT_SWITCH_BEGIN(miner_tx.vout[i]);
@@ -6112,8 +6112,8 @@ bool blockchain_storage::validate_pos_block(const block& b,
         uint64_t last_pow_h = get_last_x_block_height(false);
         CHECK_AND_ASSERT_MES(max_related_block_height <= last_pow_h, false, "Failed to validate coinbase in PoS block, condition failed: max_related_block_height(" << max_related_block_height << ") <= last_pow_h(" << last_pow_h << ")");
         //let's check that coinbase amount and unlock time
-        r = validate_pos_coinbase_outs_unlock_time(b.miner_tx, coinstake_in.amount, source_max_unlock_time_for_pos_coinbase);
-        CHECK_AND_ASSERT_MES(r, false, "Failed to validate_pos_coinbase_outs_unlock_time() in miner tx, block_id = " << get_block_hash(b)
+        r = validate_pre_zarcanum_pos_coinbase_outs_unlock_time(b.miner_tx, coinstake_in.amount, source_max_unlock_time_for_pos_coinbase);
+        CHECK_AND_ASSERT_MES(r, false, "Failed to validate_pre_zarcanum_pos_coinbase_outs_unlock_time() in miner tx, block_id = " << get_block_hash(b)
           << "source_max_unlock_time_for_pos_coinbase=" << source_max_unlock_time_for_pos_coinbase);
       }
       else
diff --git a/src/currency_core/blockchain_storage.h b/src/currency_core/blockchain_storage.h
index 19bd0205..97f712e1 100644
--- a/src/currency_core/blockchain_storage.h
+++ b/src/currency_core/blockchain_storage.h
@@ -366,7 +366,7 @@ namespace currency
       uint64_t timestamp) const;
     bool build_stake_modifier(stake_modifier_type& sm, const alt_chain_type& alt_chain = alt_chain_type(), uint64_t split_height = 0, crypto::hash* p_last_block_hash = nullptr, uint64_t* p_last_pow_block_height = nullptr) const;
 
-    bool validate_pos_coinbase_outs_unlock_time(const transaction& miner_tx, uint64_t staked_amount, uint64_t source_max_unlock_time)const;
+    bool validate_pre_zarcanum_pos_coinbase_outs_unlock_time(const transaction& miner_tx, uint64_t staked_amount, uint64_t source_max_unlock_time)const;
     bool validate_pos_block(const block& b, const crypto::hash& id, bool for_altchain)const;
     bool validate_pos_block(const block& b, wide_difficulty_type basic_diff, const crypto::hash& id, bool for_altchain)const;
     bool validate_pos_block(const block& b,