diff --git a/apps/vaults-v3/components/details/actions/QuickActionsButtons.tsx b/apps/vaults-v3/components/details/actions/QuickActionsButtons.tsx
index 3825c3efe..861aff1a6 100644
--- a/apps/vaults-v3/components/details/actions/QuickActionsButtons.tsx
+++ b/apps/vaults-v3/components/details/actions/QuickActionsButtons.tsx
@@ -1,6 +1,7 @@
 import {useCallback, useState} from 'react';
 import {useRouter} from 'next/router';
 import {usePlausible} from 'next-plausible';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {useAsyncTrigger} from '@builtbymom/web3/hooks/useAsyncTrigger';
 import {isZero, toAddress, toBigInt, zeroNormalizedBN} from '@builtbymom/web3/utils';
@@ -9,7 +10,7 @@ import {useActionFlow} from '@vaults/contexts/useActionFlow';
 import {useSolver} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {Button} from '@yearn-finance/web-lib/components/Button';
-import {ETH_TOKEN_ADDRESS, MAX_UINT_256} from '@yearn-finance/web-lib/utils/constants';
+import {ETH_TOKEN_ADDRESS} from '@yearn-finance/web-lib/utils/constants';
 import {useYearn} from '@common/contexts/useYearn';
 import {PLAUSIBLE_EVENTS} from '@common/utils/plausible';
 
@@ -145,7 +146,7 @@ export function VaultDetailsQuickActionsButtons({currentVault}: {currentVault: T
 			currentSolver === Solver.enum.Vanilla ||
 			currentSolver === Solver.enum.InternalMigration;
 		onApprove(
-			shouldApproveInfinite ? MAX_UINT_256 : toBigInt(actionParams.amount?.raw),
+			shouldApproveInfinite ? maxUint256 : toBigInt(actionParams.amount?.raw),
 			set_txStatusApprove,
 			async (): Promise<void> => {
 				await triggerRetrieveAllowance();
diff --git a/apps/vaults/hooks/solvers/useSolverChainCoin.ts b/apps/vaults/hooks/solvers/useSolverChainCoin.ts
index ac19d5fb0..fce6949f7 100644
--- a/apps/vaults/hooks/solvers/useSolverChainCoin.ts
+++ b/apps/vaults/hooks/solvers/useSolverChainCoin.ts
@@ -1,4 +1,5 @@
 import {useCallback, useMemo, useRef} from 'react';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, isEthAddress, toAddress, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
 import {allowanceOf, approveERC20} from '@builtbymom/web3/utils/wagmi';
@@ -6,7 +7,6 @@ import {isSolverDisabled} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {getEthZapperContract, getNativeTokenWrapperContract} from '@vaults/utils';
 import {getVaultEstimateOut} from '@vaults/utils/getVaultEstimateOut';
-import {MAX_UINT_256} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@common/utils';
 import {depositETH, withdrawETH} from '@common/utils/actions';
 
@@ -97,7 +97,7 @@ export function useSolverChainCoin(): TSolverContext {
 	 *********************************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverCowswap.ts b/apps/vaults/hooks/solvers/useSolverCowswap.ts
index 6daa41e04..e89d3bb6f 100644
--- a/apps/vaults/hooks/solvers/useSolverCowswap.ts
+++ b/apps/vaults/hooks/solvers/useSolverCowswap.ts
@@ -1,6 +1,6 @@
 import {useCallback, useMemo, useRef} from 'react';
 import {ethers} from 'ethers';
-import {BaseError} from 'viem';
+import {BaseError, maxUint256} from 'viem';
 import axios from 'axios';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, isEthAddress, isZeroAddress, toBigInt, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
@@ -16,7 +16,7 @@ import {OrderBookApi, OrderQuoteSide, OrderSigningUtils} from '@cowprotocol/cow-
 import {isSolverDisabled} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {toast} from '@yearn-finance/web-lib/components/yToast';
-import {MAX_UINT_256, SOLVER_COW_VAULT_RELAYER_ADDRESS} from '@yearn-finance/web-lib/utils/constants';
+import {SOLVER_COW_VAULT_RELAYER_ADDRESS} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@yearn-finance/web-lib/utils/helpers';
 import {useYearn} from '@common/contexts/useYearn';
 
@@ -362,7 +362,7 @@ export function useSolverCowswap(): TSolverContext {
 	 **************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverGaugeStakingBooster.ts b/apps/vaults/hooks/solvers/useSolverGaugeStakingBooster.ts
index ccbc1e35d..a35a6823b 100644
--- a/apps/vaults/hooks/solvers/useSolverGaugeStakingBooster.ts
+++ b/apps/vaults/hooks/solvers/useSolverGaugeStakingBooster.ts
@@ -1,4 +1,5 @@
 import {useCallback, useMemo, useRef} from 'react';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, toAddress, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
 import {allowanceOf, approveERC20} from '@builtbymom/web3/utils/wagmi';
@@ -6,7 +7,6 @@ import {isSolverDisabled} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {depositAndStake} from '@vaults/utils/actions';
 import {getVaultEstimateOut} from '@vaults/utils/getVaultEstimateOut';
-import {MAX_UINT_256} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@common/utils';
 import {YGAUGES_ZAP_ADDRESS} from '@common/utils/constants';
 
@@ -84,7 +84,7 @@ export function useSolverGaugeStakingBooster(): TSolverContext {
 	 *********************************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverInternalMigration.ts b/apps/vaults/hooks/solvers/useSolverInternalMigration.ts
index 795758549..d60d3757a 100644
--- a/apps/vaults/hooks/solvers/useSolverInternalMigration.ts
+++ b/apps/vaults/hooks/solvers/useSolverInternalMigration.ts
@@ -1,4 +1,5 @@
 import {useCallback, useMemo, useRef} from 'react';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, toAddress, toBigInt, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
 import {allowanceOf, approveERC20, retrieveConfig} from '@builtbymom/web3/utils/wagmi';
@@ -8,7 +9,7 @@ import {ZAP_CRV_ABI} from '@vaults/utils/abi/zapCRV.abi';
 import {zapCRV} from '@vaults/utils/actions';
 import {getVaultEstimateOut} from '@vaults/utils/getVaultEstimateOut';
 import {readContract} from '@wagmi/core';
-import {MAX_UINT_256, ZAP_YEARN_VE_CRV_ADDRESS} from '@yearn-finance/web-lib/utils/constants';
+import {ZAP_YEARN_VE_CRV_ADDRESS} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@common/utils';
 import {migrateShares} from '@common/utils/actions';
 
@@ -103,7 +104,7 @@ export function useSolverInternalMigration(): TSolverContext {
 	 **************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverJuicedStakingBooster.ts b/apps/vaults/hooks/solvers/useSolverJuicedStakingBooster.ts
index d095defba..1f6a6cb79 100644
--- a/apps/vaults/hooks/solvers/useSolverJuicedStakingBooster.ts
+++ b/apps/vaults/hooks/solvers/useSolverJuicedStakingBooster.ts
@@ -1,4 +1,5 @@
 import {useCallback, useMemo, useRef} from 'react';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, toAddress, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
 import {allowanceOf, approveERC20} from '@builtbymom/web3/utils/wagmi';
@@ -6,7 +7,6 @@ import {isSolverDisabled} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {depositAndStake} from '@vaults/utils/actions';
 import {getVaultEstimateOut} from '@vaults/utils/getVaultEstimateOut';
-import {MAX_UINT_256} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@common/utils';
 import {YGAUGES_ZAP_ADDRESS} from '@common/utils/constants';
 
@@ -84,7 +84,7 @@ export function useSolverJuicedStakingBooster(): TSolverContext {
 	 *********************************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverOptimismBooster.ts b/apps/vaults/hooks/solvers/useSolverOptimismBooster.ts
index 084b234b7..52b2297ad 100644
--- a/apps/vaults/hooks/solvers/useSolverOptimismBooster.ts
+++ b/apps/vaults/hooks/solvers/useSolverOptimismBooster.ts
@@ -1,4 +1,5 @@
 import {useCallback, useMemo, useRef} from 'react';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, toAddress, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
 import {allowanceOf, approveERC20} from '@builtbymom/web3/utils/wagmi';
@@ -6,7 +7,7 @@ import {isSolverDisabled} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {depositAndStake} from '@vaults/utils/actions';
 import {getVaultEstimateOut} from '@vaults/utils/getVaultEstimateOut';
-import {MAX_UINT_256, STAKING_REWARDS_ZAP_ADDRESS} from '@yearn-finance/web-lib/utils/constants';
+import {STAKING_REWARDS_ZAP_ADDRESS} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@common/utils';
 
 import type {TDict, TNormalizedBN} from '@builtbymom/web3/types';
@@ -83,7 +84,7 @@ export function useSolverOptimismBooster(): TSolverContext {
 	 *********************************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverPartnerContract.ts b/apps/vaults/hooks/solvers/useSolverPartnerContract.ts
index aa06ad5b8..b963a98a2 100644
--- a/apps/vaults/hooks/solvers/useSolverPartnerContract.ts
+++ b/apps/vaults/hooks/solvers/useSolverPartnerContract.ts
@@ -1,11 +1,11 @@
 import {useCallback, useMemo, useRef} from 'react';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, assertAddress, toAddress, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
 import {allowanceOf, approveERC20, getNetwork} from '@builtbymom/web3/utils/wagmi';
 import {isSolverDisabled} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {getVaultEstimateOut} from '@vaults/utils/getVaultEstimateOut';
-import {MAX_UINT_256} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@yearn-finance/web-lib/utils/helpers';
 import {useYearn} from '@common/contexts/useYearn';
 import {depositViaPartner, withdrawShares} from '@common/utils/actions';
@@ -87,7 +87,7 @@ export function useSolverPartnerContract(): TSolverContext {
 	 **************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverPortals.ts b/apps/vaults/hooks/solvers/useSolverPortals.ts
index c7359625c..0a978f306 100644
--- a/apps/vaults/hooks/solvers/useSolverPortals.ts
+++ b/apps/vaults/hooks/solvers/useSolverPortals.ts
@@ -1,5 +1,5 @@
 import {useCallback, useMemo, useRef} from 'react';
-import {BaseError, isHex, zeroAddress} from 'viem';
+import {BaseError, isHex, maxUint256, zeroAddress} from 'viem';
 import axios from 'axios';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {
@@ -26,7 +26,6 @@ import {getPortalsApproval, getPortalsEstimate, getPortalsTx, PORTALS_NETWORK} f
 import {Solver} from '@vaults/types/solvers';
 import {sendTransaction, switchChain, waitForTransactionReceipt} from '@wagmi/core';
 import {toast} from '@yearn-finance/web-lib/components/yToast';
-import {MAX_UINT_256} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@yearn-finance/web-lib/utils/helpers';
 import {useYearn} from '@common/contexts/useYearn';
 
@@ -272,7 +271,7 @@ export function useSolverPortals(): TSolverContext {
 		}
 		const inputToken = request.current.inputToken.value;
 		if (isEthAddress(request.current.inputToken.value)) {
-			return toNormalizedBN(MAX_UINT_256, 18);
+			return toNormalizedBN(maxUint256, 18);
 		}
 		const key = allowanceKey(
 			request.current.chainID,
@@ -316,7 +315,7 @@ export function useSolverPortals(): TSolverContext {
 	 **************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverV3StakingBooster.ts b/apps/vaults/hooks/solvers/useSolverV3StakingBooster.ts
index 4d00228bd..2d1ab2ca1 100644
--- a/apps/vaults/hooks/solvers/useSolverV3StakingBooster.ts
+++ b/apps/vaults/hooks/solvers/useSolverV3StakingBooster.ts
@@ -1,4 +1,5 @@
 import {useCallback, useMemo, useRef} from 'react';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, isAddress, toAddress, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
 import {allowanceOf, approveERC20} from '@builtbymom/web3/utils/wagmi';
@@ -6,7 +7,6 @@ import {isSolverDisabled} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {depositAndStake} from '@vaults/utils/actions';
 import {getVaultEstimateOut} from '@vaults/utils/getVaultEstimateOut';
-import {MAX_UINT_256} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@common/utils';
 import {V3_STAKING_ZAP_ADDRESS} from '@common/utils/constants';
 
@@ -84,7 +84,7 @@ export function useSolverV3StakingBooster(): TSolverContext {
 	 *********************************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {
diff --git a/apps/vaults/hooks/solvers/useSolverVanilla.ts b/apps/vaults/hooks/solvers/useSolverVanilla.ts
index 2bb9fe3cd..a1cc1831e 100644
--- a/apps/vaults/hooks/solvers/useSolverVanilla.ts
+++ b/apps/vaults/hooks/solvers/useSolverVanilla.ts
@@ -1,11 +1,11 @@
 import {useCallback, useMemo, useRef} from 'react';
+import {maxUint256} from 'viem';
 import {useWeb3} from '@builtbymom/web3/contexts/useWeb3';
 import {assert, toAddress, toNormalizedBN, zeroNormalizedBN} from '@builtbymom/web3/utils';
 import {allowanceOf, approveERC20} from '@builtbymom/web3/utils/wagmi';
 import {isSolverDisabled} from '@vaults/contexts/useSolver';
 import {Solver} from '@vaults/types/solvers';
 import {getVaultEstimateOut} from '@vaults/utils/getVaultEstimateOut';
-import {MAX_UINT_256} from '@yearn-finance/web-lib/utils/constants';
 import {allowanceKey} from '@yearn-finance/web-lib/utils/helpers';
 import {useYearn} from '@common/contexts/useYearn';
 import {deposit, redeemV3Shares, withdrawShares} from '@common/utils/actions';
@@ -90,7 +90,7 @@ export function useSolverVanilla(): TSolverContext {
 	 **************************************************************************/
 	const onApprove = useCallback(
 		async (
-			amount = MAX_UINT_256,
+			amount = maxUint256,
 			txStatusSetter: React.Dispatch<React.SetStateAction<TTxStatus>>,
 			onSuccess: () => Promise<void>
 		): Promise<void> => {