diff --git a/web3.js/module.flow.js b/web3.js/module.flow.js
index 8bb19c3ca6..5e9625800a 100644
--- a/web3.js/module.flow.js
+++ b/web3.js/module.flow.js
@@ -369,5 +369,5 @@ declare module '@solana/web3.js' {
   // === src/util/testnet.js ===
   declare export function testnetChannelEndpoint(channel?: string): string;
 
-  declare export var SOL_LAMPORTS: number;
+  declare export var LAMPORTS_PER_SOL: number;
 }
diff --git a/web3.js/src/index.js b/web3.js/src/index.js
index 6629409a3b..56e7374941 100644
--- a/web3.js/src/index.js
+++ b/web3.js/src/index.js
@@ -20,4 +20,4 @@ export {
 export {testnetChannelEndpoint} from './util/testnet';
 
 // There are 2^34 lamports in one SOL
-export const SOL_LAMPORTS = 17179869184;
+export const LAMPORTS_PER_SOL = 17179869184;
diff --git a/web3.js/test/connection.test.js b/web3.js/test/connection.test.js
index 8cbfea656e..d4c6f77f56 100644
--- a/web3.js/test/connection.test.js
+++ b/web3.js/test/connection.test.js
@@ -4,7 +4,7 @@ import {
   Connection,
   SystemProgram,
   sendAndConfirmTransaction,
-  SOL_LAMPORTS,
+  LAMPORTS_PER_SOL,
 } from '../src';
 import {DEFAULT_TICKS_PER_SLOT, NUM_TICKS_PER_SECOND} from '../src/timing';
 import {mockRpc, mockRpcEnabled} from './__mocks__/node-fetch';
@@ -53,8 +53,8 @@ test('get program accounts', async () => {
   const account0 = new Account();
   const account1 = new Account();
   const programId = new Account();
-  await connection.requestAirdrop(account0.publicKey, SOL_LAMPORTS);
-  await connection.requestAirdrop(account1.publicKey, 0.5 * SOL_LAMPORTS);
+  await connection.requestAirdrop(account0.publicKey, LAMPORTS_PER_SOL);
+  await connection.requestAirdrop(account1.publicKey, 0.5 * LAMPORTS_PER_SOL);
 
   let transaction = SystemProgram.assign(
     account0.publicKey,
@@ -79,11 +79,11 @@ test('get program accounts', async () => {
     ]).toEqual(expect.arrayContaining([element[0]]));
     if (element[0] == account0.publicKey) {
       expect(element[1].lamports).toBe(
-        SOL_LAMPORTS - feeCalculator.lamportsPerSignature,
+        LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
       );
     } else {
       expect(element[1].lamports).toBe(
-        0.5 * SOL_LAMPORTS - feeCalculator.lamportsPerSignature,
+        0.5 * LAMPORTS_PER_SOL - feeCalculator.lamportsPerSignature,
       );
     }
   });
@@ -784,8 +784,8 @@ test('multi-instruction transaction', async () => {
   const accountTo = new Account();
   const connection = new Connection(url, 'recent');
 
-  await connection.requestAirdrop(accountFrom.publicKey, SOL_LAMPORTS);
-  expect(await connection.getBalance(accountFrom.publicKey)).toBe(SOL_LAMPORTS);
+  await connection.requestAirdrop(accountFrom.publicKey, LAMPORTS_PER_SOL);
+  expect(await connection.getBalance(accountFrom.publicKey)).toBe(LAMPORTS_PER_SOL);
 
   await connection.requestAirdrop(accountTo.publicKey, 21);
   expect(await connection.getBalance(accountTo.publicKey)).toBe(21);
@@ -818,11 +818,11 @@ test('multi-instruction transaction', async () => {
     Ok: null,
   });
 
-  // accountFrom may have less than SOL_LAMPORTS due to transaction fees
+  // accountFrom may have less than LAMPORTS_PER_SOL due to transaction fees
   expect(await connection.getBalance(accountFrom.publicKey)).toBeGreaterThan(0);
   expect(
     await connection.getBalance(accountFrom.publicKey),
-  ).toBeLessThanOrEqual(SOL_LAMPORTS);
+  ).toBeLessThanOrEqual(LAMPORTS_PER_SOL);
 
   expect(await connection.getBalance(accountTo.publicKey)).toBe(21);
 });
@@ -849,7 +849,7 @@ test('account change notification', async () => {
     1,
   );
 
-  await connection.requestAirdrop(owner.publicKey, SOL_LAMPORTS);
+  await connection.requestAirdrop(owner.publicKey, LAMPORTS_PER_SOL);
   try {
     let transaction = SystemProgram.transfer(
       owner.publicKey,
@@ -913,7 +913,7 @@ test('program account change notification', async () => {
     },
   );
 
-  await connection.requestAirdrop(owner.publicKey, SOL_LAMPORTS);
+  await connection.requestAirdrop(owner.publicKey, LAMPORTS_PER_SOL);
   try {
     let transaction = SystemProgram.transfer(
       owner.publicKey,
diff --git a/web3.js/test/transaction-payer.test.js b/web3.js/test/transaction-payer.test.js
index d488682a13..f8d707cad7 100644
--- a/web3.js/test/transaction-payer.test.js
+++ b/web3.js/test/transaction-payer.test.js
@@ -1,5 +1,5 @@
 // @flow
-import {Account, Connection, SystemProgram, SOL_LAMPORTS} from '../src';
+import {Account, Connection, SystemProgram, LAMPORTS_PER_SOL} from '../src';
 import {mockRpc, mockRpcEnabled} from './__mocks__/node-fetch';
 import {mockGetRecentBlockhash} from './mockrpc/get-recent-blockhash';
 import {url} from './url';
@@ -22,7 +22,7 @@ test('transaction-payer', async () => {
       method: 'requestAirdrop',
       params: [
         accountPayer.publicKey.toBase58(),
-        SOL_LAMPORTS,
+        LAMPORTS_PER_SOL,
         {commitment: 'recent'},
       ],
     },
@@ -32,7 +32,7 @@ test('transaction-payer', async () => {
         '0WE5w4B7v59x6qjyC4FbG2FEKYKQfvsJwqSxNVmtMjT8TQ31hsZieDHcSgqzxiAoTL56n2w5TncjqEKjLhtF4Vk',
     },
   ]);
-  await connection.requestAirdrop(accountPayer.publicKey, SOL_LAMPORTS);
+  await connection.requestAirdrop(accountPayer.publicKey, LAMPORTS_PER_SOL);
 
   mockRpc.push([
     url,
@@ -147,7 +147,7 @@ test('transaction-payer', async () => {
   // (exact amount less depends on the current cluster fees)
   const balance = await connection.getBalance(accountPayer.publicKey);
   expect(balance).toBeGreaterThan(0);
-  expect(balance).toBeLessThanOrEqual(SOL_LAMPORTS);
+  expect(balance).toBeLessThanOrEqual(LAMPORTS_PER_SOL);
 
   // accountFrom should have exactly 2, since it didn't pay for the transaction
   mockRpc.push([