diff --git a/AUTHORS.md b/AUTHORS.md
index cdc937f1f..5a9f9935c 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -1,9 +1,10 @@
 ## Mapnik Contibutors
 
-Mapnik was written by Artem Pavlenko with contributions from:
+Mapnik is written by Artem Pavlenko with contributions from:
 
 Andy Allen
 AJ Ashton
+Matt Amos
 Lucio Asnaghi
 Justin Bronn
 Christopher Brown
@@ -32,7 +33,6 @@ Tom MacWright
 Michal Migurski
 Andrii Mishkovskyi
 Ben Moores
-Ben Moores
 Dražen Odobašić
 Cameron Patrick
 Igor Podolskiy