diff --git a/lib/PayPal/Core/PayPalConstants.php b/lib/PayPal/Core/PayPalConstants.php
index 6a72733..5448e8f 100644
--- a/lib/PayPal/Core/PayPalConstants.php
+++ b/lib/PayPal/Core/PayPalConstants.php
@@ -12,7 +12,7 @@ class PayPalConstants
 {
 
     const SDK_NAME = 'PayPal-PHP-SDK';
-    const SDK_VERSION = '1.7.0';
+    const SDK_VERSION = '1.7.1';
 
     /**
      * Approval URL for Payment
diff --git a/release_notes.md b/release_notes.md
index f7ea637..c1bd5e3 100644
--- a/release_notes.md
+++ b/release_notes.md
@@ -1,6 +1,10 @@
 PayPal PHP SDK release notes
 ============================
 
+v1.7.1
+----
+* Fixes #559
+
 v1.7.0
 ----
 * Enable custom logger injection.