diff --git a/AUTHORS b/AUTHORS
index 6bc79ace9d..bce54ac3d0 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -214,6 +214,7 @@ The following people have contributed code to GIMP:
  Tracy Scott
  Craig Setera
  Peter Sikking
+ RyōTa SimaMoto
  Ted Shaneyfelt
  Aaron Sherman
  SHIRAKAWA Akira
@@ -242,6 +243,7 @@ The following people have contributed code to GIMP:
  Massimo Valentini
  Brion Vibber
  Helvetix Victorinox
+ Thorsten Vollmer
  Rebecca Walter
  Martin Weber
  James Wang