diff --git a/README.md b/README.md
index 0233c71..73cf41c 100644
--- a/README.md
+++ b/README.md
@@ -30,7 +30,7 @@ Copyright (c) 2014 Daniel Shiffman
  
 This gem was created by Martin Prout
 
-Copyright (c) 2014 Martin Prout
+Copyright (c) 2014-2015 Martin Prout
 
 ### To compile
 
@@ -60,6 +60,6 @@ The other thing you should know is there is a mismatch between the physics world
 [Nature of Code book]:http://natureofcode.com/
 [Sandi Metz]:http://www.poodr.com/
 [this book]:http://www.crcpress.com/product/isbn/9781466565760
-[zip]:https://github.com/ruby-processing/jbox2d/archive/0.3.0.zip
-[tar]:https://github.com/ruby-processing/jbox2d/archive/0.3.0.tar.gz
+[zip]:https://github.com/ruby-processing/jbox2d/archive/0.4.2.zip
+[tar]:https://github.com/ruby-processing/jbox2d/archive/0.4.2.tar.gz
 [Wiki]:https://github.com/ruby-processing/jbox2d/wiki