diff --git a/README.md b/README.md
index bca79fc..9fde892 100644
--- a/README.md
+++ b/README.md
@@ -28,8 +28,8 @@ repositories {
 }
 
 dependencies {
-    implementation "org.web3j:core:4.10.2"
-    implementation "org.web3j:web3j-evm:4.10.2"
+    implementation "org.web3j:core:4.10.3"
+    implementation "org.web3j:web3j-evm:4.10.3"
 }
 ```
 
diff --git a/build.gradle b/build.gradle
index 01c33af..764616e 100644
--- a/build.gradle
+++ b/build.gradle
@@ -7,21 +7,21 @@ plugins {
     id 'com.diffplug.gradle.spotless' version '4.5.1'
     id 'io.codearte.nexus-staging' version '0.21.1'
     id 'de.marcphilipp.nexus-publish' version '0.4.0'
-    id 'org.jetbrains.kotlin.jvm' version '1.6.21'
-    id 'de.undercouch.download' version '4.0.0'
+    id 'org.jetbrains.kotlin.jvm' version '1.8.10'
+    id 'de.undercouch.download' version '4.1.2'
 }
 
 description 'Web3j-evm extension'
 
 ext {
-    web3jVersion = '4.10.2'
+    web3jVersion = '4.10.3'
     log4jVersion = '2.15.0'
     guavaVersion = '28.1-jre'
     jacksonVersion = '2.10.0'
     klaxonVersion = '5.0.1'
-    kotlinVersion = '1.6.21'
-    besuPluginVersion = '23.4.1'
-    besuInternalVersion = '23.4.1'
+    kotlinVersion = '1.8.10'
+    besuPluginVersion = '23.7.0'
+    besuInternalVersion = '23.7.0'
     besuInternalCryptoVersion = '23.1.3'
     besuCryptoDepVersion = '0.7.1'
 }
@@ -59,7 +59,6 @@ dependencies {
     implementation "org.web3j:core:$web3jVersion"
     implementation "com.google.guava:guava:$guavaVersion"
     implementation "com.beust:klaxon:$klaxonVersion"
-    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk8"
     implementation "org.jetbrains.kotlin:kotlin-reflect:$kotlinVersion"
 
     def withoutAbi = { exclude group: 'org.web3j', module: 'abi' }
diff --git a/gradle.properties b/gradle.properties
index b98ef93..bf0d888 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,3 +1,3 @@
 kotlin.code.style=official
 group=org.web3j
-version=4.10.3-SNAPSHOT
+version=4.10.4-SNAPSHOT
diff --git a/gradle/spotless/build.gradle b/gradle/spotless/build.gradle
index 9dd2d47..2edff87 100644
--- a/gradle/spotless/build.gradle
+++ b/gradle/spotless/build.gradle
@@ -9,6 +9,7 @@ task downloadJavaLicense(type: Download) {
     onlyIfModified true
 }
 
+
 task downloadFormatterProperties(type: Download) {
     src 'https://raw.githubusercontent.com/web3j/build-tools/master/gradle/spotless/formatter.properties'
     dest new File("$rootDir/gradle/spotless",'formatter.properties')
diff --git a/src/main/kotlin/org/web3j/evm/EmbeddedEthereum.kt b/src/main/kotlin/org/web3j/evm/EmbeddedEthereum.kt
index 084d176..f17b169 100644
--- a/src/main/kotlin/org/web3j/evm/EmbeddedEthereum.kt
+++ b/src/main/kotlin/org/web3j/evm/EmbeddedEthereum.kt
@@ -40,7 +40,9 @@ import java.util.Optional
 import org.web3j.abi.datatypes.Address as wAddress
 import org.web3j.protocol.core.methods.request.Transaction as wTransaction
 import org.web3j.protocol.core.methods.response.TransactionReceipt as wTransactionReceipt
+import org.hyperledger.besu.ethereum.api.jsonrpc.internal.parameters.WithdrawalParameter
 import org.web3j.evm.utils.TestAccountsConstants
+import org.web3j.protocol.core.methods.response.EthBlock.Withdrawal
 
 /**
  * Embedded Web3j Ethereum blockchain.
@@ -309,10 +311,19 @@ class EmbeddedEthereum(
             transactionResults,
             null, // TODO?
             null, // TODO?
-            blockResult.baseFeePerGas
+            blockResult.baseFeePerGas,
+            blockResult.withdrawalsRoot,
+            blockResult.withdrawals?.map { withdrawalParameter ->
+                toWithdrawal(withdrawalParameter)
+            }?.toList()
         )
     }
 
+    private fun toWithdrawal(withdrawalParameter: WithdrawalParameter): Withdrawal {
+        val withdrawal = withdrawalParameter.toWithdrawal()
+        return Withdrawal(withdrawal.index.toString(), withdrawal.validatorIndex.toString(), withdrawal.address.toHexString(), withdrawal.amount.toHexString())
+    }
+
     fun ethGetCode(w3jAddress: wAddress, defaultBlockParameter: String): String {
         val blockParameter = BlockParameter(defaultBlockParameter)
         val blockNumber: Optional<Long> = blockParameter.number
diff --git a/src/main/kotlin/org/web3j/evm/InMemoryBesuChain.kt b/src/main/kotlin/org/web3j/evm/InMemoryBesuChain.kt
index 7132e3e..aa51202 100644
--- a/src/main/kotlin/org/web3j/evm/InMemoryBesuChain.kt
+++ b/src/main/kotlin/org/web3j/evm/InMemoryBesuChain.kt
@@ -54,6 +54,7 @@ import org.slf4j.LoggerFactory
 import java.math.BigInteger
 import java.nio.charset.StandardCharsets
 import java.util.Optional
+import org.hyperledger.besu.ethereum.storage.keyvalue.VariablesKeyValueStorage
 import org.hyperledger.besu.ethereum.vm.CachingBlockHashLookup
 import org.hyperledger.besu.evm.internal.EvmConfiguration
 import org.hyperledger.besu.evm.worldstate.WorldUpdater
@@ -105,8 +106,9 @@ class InMemoryBesuChain(
         )
 
         val keyValueStorage = InMemoryKeyValueStorage()
+        val variablesStorage = VariablesKeyValueStorage(keyValueStorage)
         val blockchainStorage = KeyValueStoragePrefixedKeyBlockchainStorage(
-            keyValueStorage, MainnetBlockHeaderFunctions()
+            keyValueStorage, variablesStorage, MainnetBlockHeaderFunctions()
         )
         val worldStateStorage = WorldStateKeyValueStorage(InMemoryKeyValueStorage())
         val worldStatePreimageStorage = WorldStatePreimageKeyValueStorage(InMemoryKeyValueStorage())