diff --git a/clients/besu/besu.sh b/clients/besu/besu.sh
index 000eb8932a..2cd373c0b6 100644
--- a/clients/besu/besu.sh
+++ b/clients/besu/besu.sh
@@ -162,6 +162,11 @@ if [ "$HIVE_TERMINAL_TOTAL_DIFFICULTY" != "" ]; then
     RPCFLAGS="$RPCFLAGS --engine-host-allowlist=* --engine-jwt-secret /jwtsecret"
 fi
 
+# Disable parallel transaction processing
+if [ "$HIVE_PARALLEL_TX_PROCESSING_DISABLED" = "true" ]; then
+    FLAGS="$FLAGS --bonsai-parallel-tx-processing-enabled=false"
+fi
+
 # Start Besu.
 if [ -z "$HAS_IMPORT" ]; then
     cmd="$besu $FLAGS $RPCFLAGS"
diff --git a/clients/besu/mapper.jq b/clients/besu/mapper.jq
index b41ccb31f5..7624994b7f 100644
--- a/clients/besu/mapper.jq
+++ b/clients/besu/mapper.jq
@@ -51,7 +51,13 @@ def to_int:
     "cancunTime": env.HIVE_CANCUN_TIMESTAMP|to_int,
     "pragueTime": env.HIVE_PRAGUE_TIMESTAMP|to_int,
     "osakaTime": env.HIVE_OSAKA_TIMESTAMP|to_int,
+    "amsterdamTime": env.HIVE_AMSTERDAM_TIMESTAMP|to_int,
     "blobSchedule": {
+      "amsterdam": {
+        "target": (if env.HIVE_AMSTERDAM_BLOB_TARGET then env.HIVE_AMSTERDAM_BLOB_TARGET|to_int else 6 end),
+        "max": (if env.HIVE_AMSTERDAM_BLOB_MAX then env.HIVE_AMSTERDAM_BLOB_MAX|to_int else 9 end),
+        "baseFeeUpdateFraction": (if env.HIVE_AMSTERDAM_BLOB_BASE_FEE_UPDATE_FRACTION then env.HIVE_AMSTERDAM_BLOB_BASE_FEE_UPDATE_FRACTION|to_int else 5007716 end)
+      },
       "cancun": {
         "target": (if env.HIVE_CANCUN_BLOB_TARGET then env.HIVE_CANCUN_BLOB_TARGET|to_int else 3 end),
         "max": (if env.HIVE_CANCUN_BLOB_MAX then env.HIVE_CANCUN_BLOB_MAX|to_int else 6 end),
diff --git a/clients/erigon/mapper.jq b/clients/erigon/mapper.jq
index 42fd666e24..6761806cda 100644
--- a/clients/erigon/mapper.jq
+++ b/clients/erigon/mapper.jq
@@ -59,6 +59,7 @@ def to_bool:
     "cancunTime": env.HIVE_CANCUN_TIMESTAMP|to_int,
     "pragueTime": env.HIVE_PRAGUE_TIMESTAMP|to_int,
     "osakaTime": env.HIVE_OSAKA_TIMESTAMP|to_int,
+    "amsterdamTime": env.HIVE_AMSTERDAM_TIMESTAMP|to_int,
     "blobSchedule": {
       "cancun": {
         "target": (if env.HIVE_CANCUN_BLOB_TARGET then env.HIVE_CANCUN_BLOB_TARGET|to_int else 3 end),
diff --git a/clients/ethereumjs/mapper.jq b/clients/ethereumjs/mapper.jq
index 03f270edce..7fec3e7c7d 100644
--- a/clients/ethereumjs/mapper.jq
+++ b/clients/ethereumjs/mapper.jq
@@ -74,6 +74,7 @@ def pad_storage_keys:
     "cancunTime": env.HIVE_CANCUN_TIMESTAMP|to_int,
     "pragueTime": env.HIVE_PRAGUE_TIMESTAMP|to_int,
     "osakaTime": env.HIVE_OSAKA_TIMESTAMP|to_int,
+    "amsterdamTime": env.HIVE_AMSTERDAM_TIMESTAMP|to_int,
     "blobSchedule": {
       "cancun": {
         "target": (if env.HIVE_CANCUN_BLOB_TARGET then env.HIVE_CANCUN_BLOB_TARGET|to_int else 3 end),
diff --git a/clients/ethrex/mapper.jq b/clients/ethrex/mapper.jq
index 78a1eec6a8..03605d888b 100644
--- a/clients/ethrex/mapper.jq
+++ b/clients/ethrex/mapper.jq
@@ -58,6 +58,7 @@ def to_bool:
     "shanghaiTime": env.HIVE_SHANGHAI_TIMESTAMP|to_int,
     "cancunTime": env.HIVE_CANCUN_TIMESTAMP|to_int,
     "pragueTime": env.HIVE_PRAGUE_TIMESTAMP|to_int,
+    "amsterdamTime": env.HIVE_AMSTERDAM_TIMESTAMP|to_int,
     "blobSchedule": {
       "cancun": {
         "target": (if env.HIVE_CANCUN_BLOB_TARGET then env.HIVE_CANCUN_BLOB_TARGET|to_int else 3 end),
diff --git a/clients/go-ethereum/mapper.jq b/clients/go-ethereum/mapper.jq
index 3e962a815b..3a29adb32a 100644
--- a/clients/go-ethereum/mapper.jq
+++ b/clients/go-ethereum/mapper.jq
@@ -58,6 +58,7 @@ def to_bool:
     "cancunTime": env.HIVE_CANCUN_TIMESTAMP|to_int,
     "pragueTime": env.HIVE_PRAGUE_TIMESTAMP|to_int,
     "osakaTime": env.HIVE_OSAKA_TIMESTAMP|to_int,
+    "amsterdamTime": env.HIVE_AMSTERDAM_TIMESTAMP|to_int,
     "terminalTotalDifficultyPassed": true,
     "blobSchedule": {
       "cancun": {
@@ -99,6 +100,11 @@ def to_bool:
         "target": (if env.HIVE_BPO5_BLOB_TARGET then env.HIVE_BPO5_BLOB_TARGET|to_int else 9 end),
         "max": (if env.HIVE_BPO5_BLOB_MAX then env.HIVE_BPO5_BLOB_MAX|to_int else 14 end),
         "baseFeeUpdateFraction": (if env.HIVE_BPO5_BLOB_BASE_FEE_UPDATE_FRACTION then env.HIVE_BPO5_BLOB_BASE_FEE_UPDATE_FRACTION|to_int else 8832827 end)
+      },
+      "amsterdam": {
+        "target": (if env.HIVE_AMSTERDAM_BLOB_TARGET then env.HIVE_AMSTERDAM_BLOB_TARGET|to_int else 9 end),
+        "max": (if env.HIVE_AMSTERDAM_BLOB_MAX then env.HIVE_AMSTERDAM_BLOB_MAX|to_int else 14 end),
+        "baseFeeUpdateFraction": (if env.HIVE_AMSTERDAM_BLOB_BASE_FEE_UPDATE_FRACTION then env.HIVE_AMSTERDAM_BLOB_BASE_FEE_UPDATE_FRACTION|to_int else 8832827 end)
       }
     },
     "bpo1Time": env.HIVE_BPO1_TIMESTAMP|to_int,
diff --git a/clients/nethermind/mapper.jq b/clients/nethermind/mapper.jq
index fa12fc0fe9..20bc59316f 100644
--- a/clients/nethermind/mapper.jq
+++ b/clients/nethermind/mapper.jq
@@ -174,6 +174,9 @@ def clique_engine:
     "eip7934TransitionTimestamp": env.HIVE_OSAKA_TIMESTAMP|to_hex,
     "eip7934MaxRlpBlockSize": "0x800000",
 
+    # Amsterdam
+    "eip7928TransitionTimestamp": env.HIVE_AMSTERDAM_TIMESTAMP|to_hex,
+
     # Other chain parameters
     "networkID": env.HIVE_NETWORK_ID|to_hex,
     "chainID": env.HIVE_CHAIN_ID|to_hex,
diff --git a/clients/nimbus-el/mapper.jq b/clients/nimbus-el/mapper.jq
index 54b5272b87..3dc8a1886c 100644
--- a/clients/nimbus-el/mapper.jq
+++ b/clients/nimbus-el/mapper.jq
@@ -79,6 +79,7 @@ def to_bool:
     "cancunTime": env.HIVE_CANCUN_TIMESTAMP|to_int,
     "pragueTime": env.HIVE_PRAGUE_TIMESTAMP|to_int,
     "osakaTime": env.HIVE_OSAKA_TIMESTAMP|to_int,
+    "amsterdamTime": env.HIVE_AMSTERDAM_TIMESTAMP|to_int,
     "blobSchedule": {
       "cancun": {
         "target": (if env.HIVE_CANCUN_BLOB_TARGET then env.HIVE_CANCUN_BLOB_TARGET|to_int else 3 end),
diff --git a/clients/reth/mapper.jq b/clients/reth/mapper.jq
index c3012bf79e..13d3f8e6d9 100644
--- a/clients/reth/mapper.jq
+++ b/clients/reth/mapper.jq
@@ -59,6 +59,7 @@ def to_bool:
     "cancunTime": env.HIVE_CANCUN_TIMESTAMP|to_int,
     "pragueTime": env.HIVE_PRAGUE_TIMESTAMP|to_int,
     "osakaTime": env.HIVE_OSAKA_TIMESTAMP|to_int,
+    "amsterdamTime": env.HIVE_AMSTERDAM_TIMESTAMP|to_int,
     "blobSchedule": {
       "cancun": {
         "target": (if env.HIVE_CANCUN_BLOB_TARGET then env.HIVE_CANCUN_BLOB_TARGET|to_int else 3 end),
diff --git a/cmd/hivechain/genesis.go b/cmd/hivechain/genesis.go
index a75254e109..2dd28a595b 100644
--- a/cmd/hivechain/genesis.go
+++ b/cmd/hivechain/genesis.go
@@ -47,6 +47,7 @@ var (
 		"cancun",
 		"prague",
 		"osaka",
+		"amsterdam",
 	}
 )
 
@@ -109,6 +110,8 @@ func (cfg *generatorConfig) createChainConfig() *params.ChainConfig {
 		case "osaka":
 			chaincfg.OsakaTime = &timestamp
 			chaincfg.BlobScheduleConfig.Osaka = params.DefaultOsakaBlobConfig
+		case "amsterdam":
+			chaincfg.AmsterdamTime = &timestamp
 		default:
 			panic(fmt.Sprintf("unknown fork name %q", fork))
 		}
diff --git a/cmd/hivechain/output_forkenv.go b/cmd/hivechain/output_forkenv.go
index 029a1ad7c0..e63a1de0f8 100644
--- a/cmd/hivechain/output_forkenv.go
+++ b/cmd/hivechain/output_forkenv.go
@@ -47,6 +47,8 @@ func (g *generator) writeForkEnv() error {
 	setTime("HIVE_SHANGHAI_TIMESTAMP", cfg.ShanghaiTime)
 	setTime("HIVE_CANCUN_TIMESTAMP", cfg.CancunTime)
 	setTime("HIVE_PRAGUE_TIMESTAMP", cfg.PragueTime)
+	setTime("HIVE_OSAKA_TIMESTAMP", cfg.OsakaTime)
+	setTime("HIVE_AMSTERDAM_TIMESTAMP", cfg.AmsterdamTime)
 
 	// blob schedule
 	if cfg.BlobScheduleConfig != nil {