diff --git a/examples/transaction-set-sequence-number.php b/examples/transaction-set-sequence-number.php
new file mode 100644
index 0000000..6bfa970
--- /dev/null
+++ b/examples/transaction-set-sequence-number.php
@@ -0,0 +1,25 @@
+<?php
+
+require '../vendor/autoload.php';
+
+use \phpseclib\Math\BigInteger;
+
+use \ZuluCrypto\StellarSdk\Keypair;
+use \ZuluCrypto\StellarSdk\Server;
+use \ZuluCrypto\StellarSdk\Xdr\XdrBuffer;
+use \ZuluCrypto\StellarSdk\XdrModel\TransactionEnvelope;
+
+// GD4JRFLPF4AGYQTLCMZ7Q7DRLGQZQTGWOOKDUCNRVKG66G5ZVYYFT76M
+$sourceKeypair = Keypair::newFromSeed('SAA2U5UFW65DW3MLVX734BUQIHAWANQNBLTFT47X2NVVBCN7X6QC5AOG');
+
+// GDRXE2BQUC3AZNPVFSCEZ76NJ3WWL25FYFK6RGZGIEKWE4SOOHSUJUJ6
+$destinationKeypair = Keypair::newFromSeed('SBGWSG6BTNCKCOB3DIFBGCVMUPQFYPA2G4O34RMTB343OYPXU5DJDVMN');
+
+
+$builder = Server::testNet()
+    ->buildTransaction($sourceKeypair)
+    ->addLumenPayment($destinationKeypair, 100);
+
+$builder->setSequenceNumber(new BigInteger(123));
+
+print "Sequence number: " . $builder->getSequenceNumber() . "\n";
\ No newline at end of file