diff --git a/tlb/config.go b/tlb/config.go
index fe633a25..ff4065d1 100644
--- a/tlb/config.go
+++ b/tlb/config.go
@@ -616,6 +616,20 @@ type ConfigParam44 struct {
 	SuspendedAddressList SuspendedAddressList
 }
 
+type PrecompiledSmc struct {
+	Magic    Magic `tlb:"#b0"`
+	GasUsage uint64
+}
+
+type PrecompiledContractsConfig struct {
+	Magic Magic `tlb:"#c0"`
+	List  HashmapE[Bits256, PrecompiledSmc]
+}
+
+type ConfigParam45 struct {
+	PrecompiledContractsConfig PrecompiledContractsConfig
+}
+
 type OracleBridgeParams struct {
 	BridgeAddress         Bits256
 	OracleMutlisigAddress Bits256
diff --git a/tlb/config.tlb b/tlb/config.tlb
index 2784ae76..db4b4e9c 100644
--- a/tlb/config.tlb
+++ b/tlb/config.tlb
@@ -195,6 +195,10 @@ _ SizeLimitsConfig = ConfigParam 43;
 suspended_address_list#00 addresses:(HashmapE AddressWithWorkchain Unit) suspended_until:uint32 = SuspendedAddressList;
 _ SuspendedAddressList = ConfigParam 44;
 
+precompiled_smc#b0 gas_usage:uint64 = PrecompiledSmc;
+precompiled_contracts_config#c0 list:(HashmapE 256 PrecompiledSmc) = PrecompiledContractsConfig;
+_ PrecompiledContractsConfig = ConfigParam 45;
+
 oracle_bridge_params#_ bridge_address:bits256 oracle_mutlisig_address:bits256 oracles:(HashmapE 256 bits256) external_chain_address:bits256 = OracleBridgeParams;
 _ OracleBridgeParams = ConfigParam 71; // Ethereum bridge
 _ OracleBridgeParams = ConfigParam 72; // Binance Smart Chain bridge
diff --git a/ton/config.go b/ton/config.go
index a240797f..da73d77b 100644
--- a/ton/config.go
+++ b/ton/config.go
@@ -54,6 +54,7 @@ type BlockchainConfig struct {
 	ConfigParam40 *tlb.ConfigParam40 `json:",omitempty"`
 	ConfigParam43 *tlb.ConfigParam43 `json:",omitempty"`
 	ConfigParam44 *tlb.ConfigParam44 `json:",omitempty"`
+	ConfigParam45 *tlb.ConfigParam45 `json:",omitempty"`
 
 	ConfigParam71 *tlb.ConfigParam71 `json:",omitempty"`
 	ConfigParam72 *tlb.ConfigParam72 `json:",omitempty"`