diff --git a/core/rawdb/accessors_state_arbitrum.go b/core/rawdb/accessors_state_arbitrum.go
index 32ccb1c94d..393917dc1d 100644
--- a/core/rawdb/accessors_state_arbitrum.go
+++ b/core/rawdb/accessors_state_arbitrum.go
@@ -22,15 +22,82 @@ import (
 	"github.com/ethereum/go-ethereum/log"
 )
 
-// Stores the activated asm and module for a given codeHash
-func WriteActivation(db ethdb.KeyValueWriter, moduleHash common.Hash, asm, module []byte) {
-	key := ActivatedAsmKey(moduleHash)
+const (
+	AsmArm  = "arm"
+	AsmX86  = "x86"
+	AsmHost = "host"
+)
+
+// Stores the activated module for a given moduleHash
+func WriteActivatedModule(db ethdb.KeyValueWriter, moduleHash common.Hash, module []byte) {
+	key := activatedKey(activatedModulePrefix, moduleHash)
+	if err := db.Put(key[:], module); err != nil {
+		log.Crit("Failed to store activated wasm module", "err", err)
+	}
+}
+
+func ReadActivatedModule(db ethdb.KeyValueReader, moduleHash common.Hash) []byte {
+	key := activatedKey(activatedModulePrefix, moduleHash)
+	module, err := db.Get(key[:])
+	if err != nil {
+		return nil
+	}
+	return module
+}
+
+// Stores the activated asm for a given arch and moduleHash
+func WriteActivatedAsm(db ethdb.KeyValueWriter, arch string, moduleHash common.Hash, asm []byte) {
+	var prefix []byte
+	switch arch {
+	case AsmArm:
+		prefix = activatedAsmArmPrefix
+	case AsmX86:
+		prefix = activatedAsmX86Prefix
+	case AsmHost:
+		prefix = activatedAsmHostPrefix
+	default:
+		log.Crit("Failed to store activated wasm asm, invalid arch specified", "arch", arch)
+	}
+	key := activatedKey(prefix, moduleHash)
 	if err := db.Put(key[:], asm); err != nil {
 		log.Crit("Failed to store activated wasm asm", "err", err)
 	}
+}
 
-	key = ActivatedModuleKey(moduleHash)
-	if err := db.Put(key[:], module); err != nil {
-		log.Crit("Failed to store activated wasm module", "err", err)
+func ReadActivatedAsm(db ethdb.KeyValueReader, arch string, moduleHash common.Hash) []byte {
+	var prefix []byte
+	switch arch {
+	case AsmArm:
+		prefix = activatedAsmArmPrefix
+	case AsmX86:
+		prefix = activatedAsmX86Prefix
+	case AsmHost:
+		prefix = activatedAsmHostPrefix
+	default:
+		log.Crit("Failed to store activated wasm asm, invalid arch specified", "arch", arch)
+	}
+	key := activatedKey(prefix, moduleHash)
+	asm, err := db.Get(key[:])
+	if err != nil {
+		return nil
+	}
+	return asm
+}
+
+// Stores wasm schema version
+func WriteWasmSchemaVersion(db ethdb.KeyValueWriter) {
+	if err := db.Put(wasmSchemaVersionKey, []byte{wasmSchemaVersion}); err != nil {
+		log.Crit("Failed to store wasm schema version", "err", err)
+	}
+}
+
+// Retrieves wasm schema version, if the correspoding key is not foud returns version 0
+func ReadWasmSchemaVersion(db ethdb.KeyValueReader) byte {
+	version, err := db.Get(wasmSchemaVersionKey)
+	if err != nil || len(version) == 0 {
+		return 0
+	} else if len(version) != 1 {
+		log.Crit("Invalid wasm schema version in database", "version", version)
 	}
+	return version[0]
 }
diff --git a/core/rawdb/schema_arbitrum.go b/core/rawdb/schema_arbitrum.go
index 72a3f755bb..9ebe5dc342 100644
--- a/core/rawdb/schema_arbitrum.go
+++ b/core/rawdb/schema_arbitrum.go
@@ -19,48 +19,30 @@
 package rawdb
 
 import (
-	"bytes"
-
 	"github.com/ethereum/go-ethereum/common"
 )
 
+const wasmSchemaVersion byte = 0x01
+
 var (
-	activatedAsmPrefix    = []byte{0x00, 'w', 'a'} // (prefix, moduleHash) -> stylus asm
-	activatedModulePrefix = []byte{0x00, 'w', 'm'} // (prefix, moduleHash) -> stylus module
+	wasmSchemaVersionKey = []byte("WasmSchemaVersion")
+
+	// TODO do we need 0x00 prefix? or even: do we need also 'w' there?
+	activatedAsmArmPrefix  = []byte{0x00, 'w', 'r'} // (prefix, moduleHash) -> stylus asm for ARM system
+	activatedAsmX86Prefix  = []byte{0x00, 'w', 'x'} // (prefix, moduleHash) -> stylus asm for x86 system
+	activatedAsmHostPrefix = []byte{0x00, 'w', 'h'} // (prefix, moduleHash) -> stylus asm for system other then ARM and x86
+	activatedModulePrefix  = []byte{0x00, 'w', 'm'} // (prefix, moduleHash) -> stylus module
 )
 
 // WasmKeyLen = CompiledWasmCodePrefix + moduleHash
-const WasmKeyLen = 3 + 32
+const WasmKeyLen = 3 + common.HashLength
 
 type WasmKey = [WasmKeyLen]byte
 
-func ActivatedAsmKey(moduleHash common.Hash) WasmKey {
-	return newWasmKey(activatedAsmPrefix, moduleHash)
-}
-
-func ActivatedModuleKey(moduleHash common.Hash) WasmKey {
-	return newWasmKey(activatedModulePrefix, moduleHash)
-}
-
 // key = prefix + moduleHash
-func newWasmKey(prefix []byte, moduleHash common.Hash) WasmKey {
+func activatedKey(prefix []byte, moduleHash common.Hash) WasmKey {
 	var key WasmKey
 	copy(key[:3], prefix)
 	copy(key[3:], moduleHash[:])
 	return key
 }
-
-func IsActivatedAsmKey(key []byte) (bool, common.Hash) {
-	return extractWasmKey(activatedAsmPrefix, key)
-}
-
-func IsActivatedModuleKey(key []byte) (bool, common.Hash) {
-	return extractWasmKey(activatedModulePrefix, key)
-}
-
-func extractWasmKey(prefix, key []byte) (bool, common.Hash) {
-	if !bytes.HasPrefix(key, prefix) || len(key) != WasmKeyLen {
-		return false, common.Hash{}
-	}
-	return true, common.BytesToHash(key[len(prefix):])
-}
diff --git a/core/state/database.go b/core/state/database.go
index aa671be038..942fce89f7 100644
--- a/core/state/database.go
+++ b/core/state/database.go
@@ -52,7 +52,7 @@ const (
 // Database wraps access to tries and contract code.
 type Database interface {
 	// Arbitrum: Read activated Stylus contracts
-	ActivatedAsm(moduleHash common.Hash) (asm []byte, err error)
+	ActivatedAsm(arch string, moduleHash common.Hash) (asm []byte, err error)
 	ActivatedModule(moduleHash common.Hash) (module []byte, err error)
 	WasmStore() ethdb.KeyValueStore
 	WasmCacheTag() uint32
@@ -196,6 +196,7 @@ func NewDatabaseWithNodeDB(db ethdb.Database, triedb *trie.Database) Database {
 
 type cachingDB struct {
 	// Arbitrum
+	// asm cache caches only asm compiled for the machine architecture
 	activatedAsmCache    *lru.SizeConstrainedCache[common.Hash, []byte]
 	activatedModuleCache *lru.SizeConstrainedCache[common.Hash, []byte]
 	wasmTag              uint32
diff --git a/core/state/database_arbitrum.go b/core/state/database_arbitrum.go
index 6171b4cd10..e9270b8fbf 100644
--- a/core/state/database_arbitrum.go
+++ b/core/state/database_arbitrum.go
@@ -7,16 +7,11 @@ import (
 	"github.com/ethereum/go-ethereum/core/rawdb"
 )
 
-func (db *cachingDB) ActivatedAsm(moduleHash common.Hash) ([]byte, error) {
+func (db *cachingDB) ActivatedAsm(arch string, moduleHash common.Hash) ([]byte, error) {
 	if asm, _ := db.activatedAsmCache.Get(moduleHash); len(asm) > 0 {
 		return asm, nil
 	}
-	wasmKey := rawdb.ActivatedAsmKey(moduleHash)
-	asm, err := db.wasmdb.Get(wasmKey[:])
-	if err != nil {
-		return nil, err
-	}
-	if len(asm) > 0 {
+	if asm := rawdb.ReadActivatedAsm(arch, moduleHash); len(asm) > 0 {
 		db.activatedAsmCache.Add(moduleHash, asm)
 		return asm, nil
 	}
@@ -27,12 +22,7 @@ func (db *cachingDB) ActivatedModule(moduleHash common.Hash) ([]byte, error) {
 	if module, _ := db.activatedModuleCache.Get(moduleHash); len(module) > 0 {
 		return module, nil
 	}
-	wasmKey := rawdb.ActivatedModuleKey(moduleHash)
-	module, err := db.wasmdb.Get(wasmKey[:])
-	if err != nil {
-		return nil, err
-	}
-	if len(module) > 0 {
+	if module := rawdb.ReadActivatedModule(db.wasmdb, moduleHash); len(module) > 0 {
 		db.activatedModuleCache.Add(moduleHash, module)
 		return module, nil
 	}
diff --git a/core/state/statedb_arbitrum.go b/core/state/statedb_arbitrum.go
index e459ad4570..87c5b376e9 100644
--- a/core/state/statedb_arbitrum.go
+++ b/core/state/statedb_arbitrum.go
@@ -50,7 +50,7 @@ var (
 )
 
 type ActivatedWasm struct {
-	Asm    []byte
+	Asm    map[string][]byte
 	Module []byte
 }