diff --git a/IPython/core/release.py b/IPython/core/release.py
index b6ab620..39c93f1 100644
--- a/IPython/core/release.py
+++ b/IPython/core/release.py
@@ -115,6 +115,8 @@ authors = {'Fernando' : ('Fernando Perez','fperez.net@gmail.com'),
            'Brian'    : ('Brian E Granger', 'ellisonbg@gmail.com'),
            'Min'      : ('Min Ragan-Kelley', 'benjaminrk@gmail.com'),
            'Thomas'   : ('Thomas A. Kluyver', 'takowl@gmail.com'),
+           'Jörgen'   : ('Jörgen Stenarson', 'jorgen.stenarson@bostream.nu'),
+           'Matthias' : ('Matthias Bussonnier', 'bussonniermatthias@gmail.com'),
            }
 
 author = 'The IPython Development Team'