diff --git a/src/currency_core/blockchain_storage.cpp b/src/currency_core/blockchain_storage.cpp
index 0cc85294..35e575a8 100644
--- a/src/currency_core/blockchain_storage.cpp
+++ b/src/currency_core/blockchain_storage.cpp
@@ -4042,6 +4042,10 @@ bool blockchain_storage::validate_asset_operation_against_current_blochain_state
     CHECK_AND_ASSERT_MES(!avc.asset_op_history, false, "asset with id " << avc.asset_id << " has already been registered");
     avc.amount_to_validate = ado.descriptor.current_supply;
     CHECK_AND_ASSERT_MES(validate_asset_operation_amount_commitment(avc), false, "validate_asset_operation_amount_commitment failed!");
+    if(this->is_hardfork_active(ZANO_HARDFORK_05))
+    {
+      CHECK_AND_ASSERT_MES(validate_ado_initial(ado.descriptor), false, "validate_ado_initial failed!");
+    }
   }
   else
   {
diff --git a/src/currency_core/currency_config.h b/src/currency_core/currency_config.h
index a120ecab..9218bfe8 100644
--- a/src/currency_core/currency_config.h
+++ b/src/currency_core/currency_config.h
@@ -264,12 +264,14 @@
 #define ZANO_HARDFORK_02_AFTER_HEIGHT                   999999    // 2021-04-05 09:11:45
 #define ZANO_HARDFORK_03_AFTER_HEIGHT                   1082577   // 2021-06-01 23:28:10
 #define ZANO_HARDFORK_04_AFTER_HEIGHT                   2555000   // 2024-03-21 11:49:55
+#define ZANO_HARDFORK_05_AFTER_HEIGHT                   999999999999999999  
 #else
 /////// Zarcanum Testnet //////////////////////////////
 #define ZANO_HARDFORK_01_AFTER_HEIGHT                   0
 #define ZANO_HARDFORK_02_AFTER_HEIGHT                   0
 #define ZANO_HARDFORK_03_AFTER_HEIGHT                   0
-#define ZANO_HARDFORK_04_AFTER_HEIGHT                   2440  
+#define ZANO_HARDFORK_04_AFTER_HEIGHT                   200  
+#define ZANO_HARDFORK_05_AFTER_HEIGHT                   200  
 #endif
 
 
@@ -278,7 +280,8 @@
 #define ZANO_HARDFORK_02                                2
 #define ZANO_HARDFORK_03                                3
 #define ZANO_HARDFORK_04_ZARCANUM                       4
-#define ZANO_HARDFORKS_TOTAL                            5
+#define ZANO_HARDFORK_05                                5
+#define ZANO_HARDFORKS_TOTAL                            6
 
 
 
diff --git a/src/currency_core/currency_format_utils.cpp b/src/currency_core/currency_format_utils.cpp
index 3c537b7b..1124d625 100644
--- a/src/currency_core/currency_format_utils.cpp
+++ b/src/currency_core/currency_format_utils.cpp
@@ -1180,6 +1180,12 @@ namespace currency
     return true;
   }
   //---------------------------------------------------------------
+  bool validate_ado_initial(const asset_descriptor_base& new_ado)
+  {
+    if (new_ado.current_supply > new_ado.total_max_supply) return false;
+    return true;
+  }
+  //---------------------------------------------------------------
   /*
   crypto::hash get_signature_hash_for_asset_operation(const asset_descriptor_operation& ado)
   {
diff --git a/src/currency_core/currency_format_utils.h b/src/currency_core/currency_format_utils.h
index 9be85e20..bde3840d 100644
--- a/src/currency_core/currency_format_utils.h
+++ b/src/currency_core/currency_format_utils.h
@@ -276,6 +276,7 @@ namespace currency
   bool check_tx_bare_balance(const transaction& tx, uint64_t additional_inputs_amount_and_fees_for_mining_tx = 0);
   bool check_tx_balance(const transaction& tx, const crypto::hash& tx_id, uint64_t additional_inputs_amount_and_fees_for_mining_tx = 0);
   bool validate_asset_operation_amount_commitment(asset_op_verification_context& context);
+  
   const char* get_asset_operation_type_string(size_t asset_operation_type, bool short_name = false);
   //---------------------------------------------------------------
   bool construct_miner_tx(size_t height, size_t median_size, const boost::multiprecision::uint128_t& already_generated_coins, 
@@ -463,7 +464,7 @@ namespace currency
 
   std::string generate_origin_for_htlc(const txout_htlc& htlc, const account_keys& acc_keys);
   bool validate_ado_update_allowed(const asset_descriptor_base& a, const asset_descriptor_base& b);
-
+  bool validate_ado_initial(const asset_descriptor_base& a);
 
   void normalize_asset_operation_for_hashing(asset_descriptor_operation& op);
   crypto::hash get_signature_hash_for_asset_operation(const asset_descriptor_operation& ado);