diff --git a/packages/checkout/src/hooks/useERC1155SaleContractCheckout.ts b/packages/checkout/src/hooks/useERC1155SaleContractCheckout.ts
index 3a404b05d..67181cc9d 100644
--- a/packages/checkout/src/hooks/useERC1155SaleContractCheckout.ts
+++ b/packages/checkout/src/hooks/useERC1155SaleContractCheckout.ts
@@ -1,8 +1,8 @@
-import { useFindVersion } from '@0xsequence/hooks'
+import { useDetectContractVersion } from '@0xsequence/hooks'
 import { type CheckoutOptionsSalesContractArgs } from '@0xsequence/marketplace'
 import { findSupportedNetwork } from '@0xsequence/network'
-import { encodeFunctionData, sha256, toHex, zeroAddress, type Hex } from 'viem'
-import { useBytecode, useReadContract, useReadContracts } from 'wagmi'
+import { encodeFunctionData, toHex, zeroAddress, type Hex } from 'viem'
+import { useReadContract, useReadContracts } from 'wagmi'
 
 import { ERC_1155_SALE_CONTRACT } from '../constants/abi.js'
 import type { SelectPaymentSettings } from '../contexts/SelectPaymentModal.js'
@@ -235,32 +235,18 @@ export const useSaleContractConfig = ({
   contractAddress,
   tokenIds
 }: UseSaleContractConfigArgs): UseSaleContractConfigReturn => {
-  const {
-    data: bytecode,
-    isLoading: isLoadingBytecode,
-    isError: isErrorBytecode
-  } = useBytecode({
-    address: contractAddress as Hex,
-    chainId
-  })
-
   const {
     data: versionData,
     isLoading: isLoadingVersion,
     isError: isErrorVersion
-  } = useFindVersion(
-    { uid: 'erc-1155-sale', hash: bytecode ? sha256(bytecode) : '' },
-    {
-      disabled: !bytecode
-    }
-  )
+  } = useDetectContractVersion({ contractAddress, chainId })
 
   const getAbi = () => {
     if (isErrorVersion) {
       return ERC_1155_SALE_CONTRACT
     }
 
-    const versionAbi = versionData?.itemVersion?.sourceData?.abi
+    const versionAbi = versionData?.version?.sourceData?.abi
     if (!versionAbi) {
       return ERC_1155_SALE_CONTRACT
     }
@@ -335,13 +321,9 @@ export const useSaleContractConfig = ({
   })
 
   const isLoadingERC1155 =
-    isLoadingPaymentTokenERC1155 ||
-    isLoadingGlobalSaleDetailsERC1155 ||
-    isLoadingTokenSaleDetailsERC1155 ||
-    isLoadingVersion ||
-    isLoadingBytecode
-  const isErrorERC1155 =
-    isErrorPaymentTokenERC1155 || isErrorGlobalSaleDetailsERC1155 || isErrorTokenSaleDetailsERC1155 || isErrorBytecode
+    isLoadingPaymentTokenERC1155 || isLoadingGlobalSaleDetailsERC1155 || isLoadingTokenSaleDetailsERC1155 || isLoadingVersion
+
+  const isErrorERC1155 = isErrorPaymentTokenERC1155 || isErrorGlobalSaleDetailsERC1155 || isErrorTokenSaleDetailsERC1155
 
   if (isLoadingERC1155 || isErrorERC1155) {
     return {
@@ -354,7 +336,7 @@ export const useSaleContractConfig = ({
   const getSaleConfigs = (): SaleConfig[] => {
     let saleInfos: SaleConfig[] = []
 
-    if (isLoadingERC1155 || isErrorERC1155 || isLoadingVersion || isLoadingBytecode) {
+    if (isLoadingERC1155 || isErrorERC1155 || isLoadingVersion) {
       return saleInfos
     }
 
diff --git a/packages/hooks/src/constants.ts b/packages/hooks/src/constants.ts
index 473998009..3d6ed452e 100644
--- a/packages/hooks/src/constants.ts
+++ b/packages/hooks/src/constants.ts
@@ -14,7 +14,7 @@ export const QUERY_KEYS = {
   useGetCollectiblePrices: 'useGetCollectiblePrices',
   useGetSwapQuote: 'useGetSwapQuote',
   useGetSwapRoutes: 'useGetSwapRoutes',
-  useFindVersion: 'useFindVersion'
+  useDetectContractVersion: 'useDetectContractVersion'
 }
 
 export const time = {
diff --git a/packages/hooks/src/hooks/Builder/useFindVersion.ts b/packages/hooks/src/hooks/Builder/useDetectContractVersion.ts
similarity index 69%
rename from packages/hooks/src/hooks/Builder/useFindVersion.ts
rename to packages/hooks/src/hooks/Builder/useDetectContractVersion.ts
index f64f2a771..1fa4fcf9a 100644
--- a/packages/hooks/src/hooks/Builder/useFindVersion.ts
+++ b/packages/hooks/src/hooks/Builder/useDetectContractVersion.ts
@@ -11,8 +11,8 @@ import { useConfig } from '../useConfig.js'
  *
  *
  * @param args - The arguments for the hook:
- *   - uid: The UID of the contract
- *   - hash: The hash of the contract
+ *   - address: The address of the contract
+ *   - chainId: The chain id of the contract
  *
  * @param options - Optional configuration options:
  *   - retry: Whether to retry failed requests (defaults to false)
@@ -27,27 +27,27 @@ import { useConfig } from '../useConfig.js'
  *
  */
 
-interface FindVersionArgs {
-  uid: string
-  hash: string
+interface DetectContractVersionArgs {
+  contractAddress: string
+  chainId: number
 }
 
-export const useFindVersion = (args: FindVersionArgs, options?: HooksOptions) => {
+export const useDetectContractVersion = (args: DetectContractVersionArgs, options?: HooksOptions) => {
   const { projectAccessKey, env } = useConfig()
 
   return useQuery({
-    queryKey: [QUERY_KEYS.useFindVersion, args.uid, args.hash, options],
+    queryKey: [QUERY_KEYS.useDetectContractVersion, args.contractAddress, args.chainId, options],
     queryFn: async () => {
-      const res = await fetch(`${env.builderUrl}/rpc/ContractLibrary/FindVersion`, {
+      const res = await fetch(`${env.builderUrl}/rpc/ContractLibrary/DetectContractVersion`, {
         method: 'POST',
         headers: { 'Content-Type': 'application/json', 'X-Access-Key': projectAccessKey },
-        body: JSON.stringify({ uid: args.uid, hash: args.hash })
+        body: JSON.stringify({ address: args.contractAddress, chainId: args.chainId })
       })
       const data = await res.json()
       return data
     },
     retry: options?.retry ?? false,
     staleTime: time.oneMinute * 60,
-    enabled: !!args.uid && !!args.hash && !options?.disabled
+    enabled: !!args.contractAddress && !!args.chainId && !options?.disabled
   })
 }
diff --git a/packages/hooks/src/index.ts b/packages/hooks/src/index.ts
index f22929881..85fd8a654 100644
--- a/packages/hooks/src/index.ts
+++ b/packages/hooks/src/index.ts
@@ -18,7 +18,7 @@ export { useGetExchangeRate } from './hooks/API/useGetExchangeRate.js'
 export { useGetWaasStatus } from './hooks/API/useGetWaasStatus.js'
 
 // Builder
-export { useFindVersion } from './hooks/Builder/useFindVersion.js'
+export { useDetectContractVersion } from './hooks/Builder/useDetectContractVersion.js'
 
 // Indexer
 export { useIndexerClient, useIndexerClients } from './hooks/Indexer/useIndexerClient.js'