diff --git a/ethers/contract.nim b/ethers/contract.nim
index affc4f9..f55b00e 100644
--- a/ethers/contract.nim
+++ b/ethers/contract.nim
@@ -33,9 +33,8 @@ type
     nonce*: ?UInt256
     chainId*: ?UInt256
     gasPrice*: ?UInt256
-    maxFee*: ?UInt256
-    maxPriorityFee*: ?UInt256
     maxPriorityFeePerGas*: ?UInt256
+    maxFeePerGas*: ?UInt256
     gasLimit*: ?UInt256
   CallOverrides* = ref object of TransactionOverrides
     blockTag*: ?BlockTag
@@ -81,8 +80,7 @@ proc createTransaction(contract: Contract,
     nonce: overrides.nonce,
     chainId: overrides.chainId,
     gasPrice: overrides.gasPrice,
-    maxFee: overrides.maxFee,
-    maxPriorityFee: overrides.maxPriorityFee,
+    maxFeePerGas: overrides.maxFeePerGas,
     maxPriorityFeePerGas: overrides.maxPriorityFeePerGas,
     gasLimit: overrides.gasLimit,
   )
diff --git a/ethers/signers/wallet/signing.nim b/ethers/signers/wallet/signing.nim
index 18b73f3..7a05146 100644
--- a/ethers/signers/wallet/signing.nim
+++ b/ethers/signers/wallet/signing.nim
@@ -32,11 +32,11 @@ func toSignableTransaction(transaction: Transaction): SignableTransaction =
   signable.value = transaction.value
   signable.payload = transaction.data
 
-  if maxFee =? transaction.maxFee and
-     maxPriorityFee =? transaction.maxPriorityFee:
+  if maxFeePerGas =? transaction.maxFeePerGas and
+     maxPriorityFeePerGas =? transaction.maxPriorityFeePerGas:
     signable.txType = TxEip1559
-    signable.maxFeePerGas = GasInt(maxFee.truncate(uint64))
-    signable.maxPriorityFeePerGas = GasInt(maxPriorityFee.truncate(uint64))
+    signable.maxFeePerGas = GasInt(maxFeePerGas.truncate(uint64))
+    signable.maxPriorityFeePerGas = GasInt(maxPriorityFeePerGas.truncate(uint64))
   elif gasPrice =? transaction.gasPrice:
     signable.txType = TxLegacy
     signable.gasPrice = GasInt(gasPrice.truncate(uint64))
diff --git a/ethers/transaction.nim b/ethers/transaction.nim
index 6bd47f5..3bf454f 100644
--- a/ethers/transaction.nim
+++ b/ethers/transaction.nim
@@ -15,8 +15,6 @@ type
     nonce*: ?UInt256
     chainId*: ?UInt256
     gasPrice*: ?UInt256
-    maxFee*: ?UInt256
-    maxPriorityFee*: ?UInt256
     maxPriorityFeePerGas*: ?UInt256
     maxFeePerGas*: ?UInt256
     gasLimit*: ?UInt256
diff --git a/testmodule/testContracts.nim b/testmodule/testContracts.nim
index 023eb69..f1e70d1 100644
--- a/testmodule/testContracts.nim
+++ b/testmodule/testContracts.nim
@@ -107,17 +107,17 @@ for url in ["ws://"  & providerUrl, "http://"  & providerUrl]:
       check (await token.connect(provider).balanceOf(accounts[1])) == 25.u256
       check (await token.connect(provider).balanceOf(accounts[2])) == 25.u256
 
-    test "takes custom values for nonce, gasprice and gaslimit":
+    test "takes custom values for nonce, gasprice and maxPriorityFeePerGas":
       let overrides = TransactionOverrides(
         nonce: some 100.u256,
-        gasPrice: some 200.u256,
+        maxPriorityFeePerGas: some 200.u256,
         gasLimit: some 300.u256
       )
       let signer = MockSigner.new(provider)
       discard await token.connect(signer).mint(accounts[0], 42.u256, overrides)
       check signer.transactions.len == 1
       check signer.transactions[0].nonce == overrides.nonce
-      check signer.transactions[0].gasPrice == overrides.gasPrice
+      check signer.transactions[0].maxPriorityFeePerGas == overrides.maxPriorityFeePerGas
       check signer.transactions[0].gasLimit == overrides.gasLimit
 
     test "can call functions for different block heights":
diff --git a/testmodule/testWallet.nim b/testmodule/testWallet.nim
index 6f1e105..39206ee 100644
--- a/testmodule/testWallet.nim
+++ b/testmodule/testWallet.nim
@@ -80,8 +80,8 @@ suite "Wallet":
       to: wallet.address,
       nonce: some 0.u256,
       chainId: some 31337.u256,
-      maxFee: some 2_000_000_000.u256,
-      maxPriorityFee: some 1_000_000_000.u256,
+      maxFeePerGas: some 2_000_000_000.u256,
+      maxPriorityFeePerGas: some 1_000_000_000.u256,
       gasLimit: some 21_000.u256
     )
     let signedTx = await wallet.signTransaction(tx)
@@ -105,7 +105,7 @@ suite "Wallet":
     let wallet = !Wallet.new(pk_with_funds, provider)
     let overrides = TransactionOverrides(
       nonce: some 0.u256,
-      gasPrice: some 1_000_000_000.u256,
+      maxPriorityFeePerGas: some 1_000_000_000.u256,
       gasLimit: some 22_000.u256)
     let testToken = Erc20.new(wallet.address, wallet)
     await testToken.transfer(wallet.address, 24.u256, overrides)
@@ -115,8 +115,8 @@ suite "Wallet":
     let wallet = !Wallet.new(pk_with_funds, provider)
     let overrides = TransactionOverrides(
       nonce: some 0.u256,
-      maxFee: some 1_000_000_000.u256,
-      maxPriorityFee: some 1_000_000_000.u256,
+      maxFeePerGas: some 1_000_000_000.u256,
+      maxPriorityFeePerGas: some 1_000_000_000.u256,
       gasLimit: some 22_000.u256)
     let testToken = Erc20.new(wallet.address, wallet)
     await testToken.transfer(wallet.address, 24.u256, overrides)