diff --git a/mobile-payment-api/src/main/java/com/kwawingu/payments/ApiEndpoint.java b/mobile-payment-api/src/main/java/com/kwawingu/payments/ApiEndpoint.java
index 1f4d7cc..5a317ad 100644
--- a/mobile-payment-api/src/main/java/com/kwawingu/payments/ApiEndpoint.java
+++ b/mobile-payment-api/src/main/java/com/kwawingu/payments/ApiEndpoint.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments;
 
diff --git a/mobile-payment-api/src/main/java/com/kwawingu/payments/Environment.java b/mobile-payment-api/src/main/java/com/kwawingu/payments/Environment.java
index 891f9cc..c0db439 100644
--- a/mobile-payment-api/src/main/java/com/kwawingu/payments/Environment.java
+++ b/mobile-payment-api/src/main/java/com/kwawingu/payments/Environment.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments;
 
diff --git a/mobile-payment-api/src/main/java/com/kwawingu/payments/Market.java b/mobile-payment-api/src/main/java/com/kwawingu/payments/Market.java
index 9859536..b03a542 100644
--- a/mobile-payment-api/src/main/java/com/kwawingu/payments/Market.java
+++ b/mobile-payment-api/src/main/java/com/kwawingu/payments/Market.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments;
 
diff --git a/mobile-payment-api/src/main/java/com/kwawingu/payments/MobilePayment.java b/mobile-payment-api/src/main/java/com/kwawingu/payments/MobilePayment.java
index 64d457b..f0c427f 100644
--- a/mobile-payment-api/src/main/java/com/kwawingu/payments/MobilePayment.java
+++ b/mobile-payment-api/src/main/java/com/kwawingu/payments/MobilePayment.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments;
 
diff --git a/mobile-payment-api/src/main/java/com/kwawingu/payments/Service.java b/mobile-payment-api/src/main/java/com/kwawingu/payments/Service.java
index 287646c..4296634 100644
--- a/mobile-payment-api/src/main/java/com/kwawingu/payments/Service.java
+++ b/mobile-payment-api/src/main/java/com/kwawingu/payments/Service.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/c2b/CustomerToBusinessTransaction.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/c2b/CustomerToBusinessTransaction.java
index f1168e1..3afef8b 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/c2b/CustomerToBusinessTransaction.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/c2b/CustomerToBusinessTransaction.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.c2b;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/MpesaHttpClient.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/MpesaHttpClient.java
index 6d85a37..5463652 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/MpesaHttpClient.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/MpesaHttpClient.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.client;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/payload/Payload.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/payload/Payload.java
index 7f43fc6..b872fb4 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/payload/Payload.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/payload/Payload.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.client.payload;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/CustomerToBusinessTransactionResponse.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/CustomerToBusinessTransactionResponse.java
index 73f3c58..ed1792d 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/CustomerToBusinessTransactionResponse.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/CustomerToBusinessTransactionResponse.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.client.response;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/GetSessionResponse.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/GetSessionResponse.java
index 70c9ba8..b52fce6 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/GetSessionResponse.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/GetSessionResponse.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.client.response;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/MpesaHttpResponse.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/MpesaHttpResponse.java
index 8a2b1c1..68d1323 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/MpesaHttpResponse.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/client/response/MpesaHttpResponse.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.client.response;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/exception/SessionKeyUnavailableException.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/exception/SessionKeyUnavailableException.java
index d0ee9b8..0c96fdc 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/exception/SessionKeyUnavailableException.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/exception/SessionKeyUnavailableException.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.exception;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/MpesaSession.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/MpesaSession.java
index 785ad8f..761115b 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/MpesaSession.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/MpesaSession.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/SessionKeyGenerator.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/SessionKeyGenerator.java
index 8f15177..7f5a876 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/SessionKeyGenerator.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/SessionKeyGenerator.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaApiKey.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaApiKey.java
index 8369dcc..1a28c78 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaApiKey.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaApiKey.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session.keys;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaEncryptedApiKey.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaEncryptedApiKey.java
index 73cd5db..2e08c81 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaEncryptedApiKey.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaEncryptedApiKey.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session.keys;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaEncryptedSessionKey.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaEncryptedSessionKey.java
index 340ce2f..7c19bde 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaEncryptedSessionKey.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaEncryptedSessionKey.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session.keys;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaPublicKey.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaPublicKey.java
index 1050583..a49765e 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaPublicKey.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaPublicKey.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session.keys;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaSessionKey.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaSessionKey.java
index 173f66c..ae75874 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaSessionKey.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/keys/MpesaSessionKey.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session.keys;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/provider/MpesaKeyProvider.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/provider/MpesaKeyProvider.java
index fae9816..bf47ac9 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/provider/MpesaKeyProvider.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/provider/MpesaKeyProvider.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session.provider;
 
diff --git a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/provider/MpesaKeyProviderFromEnvironment.java b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/provider/MpesaKeyProviderFromEnvironment.java
index 7f2fe8c..6867a7c 100644
--- a/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/provider/MpesaKeyProviderFromEnvironment.java
+++ b/mpesa-mobile-payment-impl/src/main/java/com/kwawingu/payments/session/provider/MpesaKeyProviderFromEnvironment.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments.session.provider;
 
diff --git a/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/CustomerToBusinessTransactionTest.java b/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/CustomerToBusinessTransactionTest.java
index 6e2dc29..b5c7e95 100644
--- a/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/CustomerToBusinessTransactionTest.java
+++ b/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/CustomerToBusinessTransactionTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments;
 
diff --git a/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/EncryptApiKeyTest.java b/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/EncryptApiKeyTest.java
index 035ed59..a1f99e9 100644
--- a/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/EncryptApiKeyTest.java
+++ b/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/EncryptApiKeyTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments;
 
diff --git a/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/SessionKeyGeneratorTest.java b/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/SessionKeyGeneratorTest.java
index 99f5dcd..9c46889 100644
--- a/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/SessionKeyGeneratorTest.java
+++ b/mpesa-mobile-payment-impl/src/test/java/com/kwawingu/payments/SessionKeyGeneratorTest.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2021-2023 KwaWingu.
+ * Copyright 2021-2024 KwaWingu.
  */
 package com.kwawingu.payments;