diff --git a/web3.js/src/index.ts b/web3.js/src/index.ts
index 0d6c382a90..b0676f0f33 100644
--- a/web3.js/src/index.ts
+++ b/web3.js/src/index.ts
@@ -17,7 +17,6 @@ export * from './stake-program';
 export * from './system-program';
 export * from './secp256k1-program';
 export * from './transaction';
-export * from './transaction-constants';
 export * from './validator-info';
 export * from './vote-account';
 export * from './vote-program';
diff --git a/web3.js/src/loader.ts b/web3.js/src/loader.ts
index 9412f0f6c4..6e3781a304 100644
--- a/web3.js/src/loader.ts
+++ b/web3.js/src/loader.ts
@@ -2,7 +2,7 @@ import {Buffer} from 'buffer';
 import * as BufferLayout from '@solana/buffer-layout';
 
 import {PublicKey} from './publickey';
-import {Transaction} from './transaction';
+import {Transaction, PACKET_DATA_SIZE} from './transaction';
 import {SYSVAR_RENT_PUBKEY} from './sysvar';
 import {sendAndConfirmTransaction} from './util/send-and-confirm-transaction';
 import {sleep} from './util/sleep';
@@ -10,7 +10,6 @@ import type {Connection} from './connection';
 import type {Signer} from './keypair';
 import {SystemProgram} from './system-program';
 import {IInstructionInputData} from './instruction';
-import {PACKET_DATA_SIZE} from './transaction-constants';
 
 // Keep program chunks under PACKET_DATA_SIZE, leaving enough room for the
 // rest of the Transaction fields
diff --git a/web3.js/src/message.ts b/web3.js/src/message.ts
index 6e86867c70..c8d7ed1d2d 100644
--- a/web3.js/src/message.ts
+++ b/web3.js/src/message.ts
@@ -5,7 +5,7 @@ import * as BufferLayout from '@solana/buffer-layout';
 import {PublicKey} from './publickey';
 import type {Blockhash} from './blockhash';
 import * as Layout from './layout';
-import {PACKET_DATA_SIZE} from './transaction-constants';
+import {PACKET_DATA_SIZE} from './transaction/constants';
 import * as shortvec from './util/shortvec-encoding';
 import {toBuffer} from './util/to-buffer';
 
diff --git a/web3.js/src/transaction-constants.ts b/web3.js/src/transaction/constants.ts
similarity index 100%
rename from web3.js/src/transaction-constants.ts
rename to web3.js/src/transaction/constants.ts
diff --git a/web3.js/src/transaction/index.ts b/web3.js/src/transaction/index.ts
new file mode 100644
index 0000000000..bd0a78122e
--- /dev/null
+++ b/web3.js/src/transaction/index.ts
@@ -0,0 +1,2 @@
+export * from './constants';
+export * from './legacy';
diff --git a/web3.js/src/transaction.ts b/web3.js/src/transaction/legacy.ts
similarity index 97%
rename from web3.js/src/transaction.ts
rename to web3.js/src/transaction/legacy.ts
index 686dd587a3..076263194e 100644
--- a/web3.js/src/transaction.ts
+++ b/web3.js/src/transaction/legacy.ts
@@ -2,19 +2,16 @@ import nacl from 'tweetnacl';
 import bs58 from 'bs58';
 import {Buffer} from 'buffer';
 
-import {
-  PACKET_DATA_SIZE,
-  SIGNATURE_LENGTH_IN_BYTES,
-} from './transaction-constants';
-import {Connection} from './connection';
-import {Message} from './message';
-import {PublicKey} from './publickey';
-import * as shortvec from './util/shortvec-encoding';
-import {toBuffer} from './util/to-buffer';
-import invariant from './util/assert';
-import type {Signer} from './keypair';
-import type {Blockhash} from './blockhash';
-import type {CompiledInstruction} from './message';
+import {PACKET_DATA_SIZE, SIGNATURE_LENGTH_IN_BYTES} from './constants';
+import {Connection} from '../connection';
+import {Message} from '../message';
+import {PublicKey} from '../publickey';
+import * as shortvec from '../util/shortvec-encoding';
+import {toBuffer} from '../util/to-buffer';
+import invariant from '../util/assert';
+import type {Signer} from '../keypair';
+import type {Blockhash} from '../blockhash';
+import type {CompiledInstruction} from '../message';
 
 /**
  * Transaction signature as base-58 encoded string