diff --git a/WHATS_NEW.md b/WHATS_NEW.md
index c1240272..35b03b24 100644
--- a/WHATS_NEW.md
+++ b/WHATS_NEW.md
@@ -4,7 +4,7 @@ WHATS NEW
 <b>2015-08-10</b> new release **v1.6.1**
 
 Jsprit results are now reproducible since every time the algorithm runs, a unique random number generator (always starting with a
- predefined seed) is invoked. If one does not want this behaviour, one can always specify customer random number generators.
+ predefined seed) is invoked. If one does not want this behaviour, one can always specify custom random number generators.
 
 <b>2015-03-12</b> new release **v1.6**