diff --git a/AUTHORS b/AUTHORS
index 73d38a2687..47cc72b7f9 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -203,6 +203,7 @@ The following people have contributed code to GIMP:
  Christopher Montgomery
  Tim Mooney
  Adam D Moss
+ Simon Müller
  Tobias Mueller
  Michael Muré
  Lionel N.
diff --git a/authors.xml b/authors.xml
index fd0f2af366..6c9985941a 100644
--- a/authors.xml
+++ b/authors.xml
@@ -221,6 +221,7 @@
   <contributor role="author" last-active="2.8">Christopher Montgomery</contributor>
   <contributor role="author" last-active="2.4">Tim Mooney</contributor>
   <contributor role="author" last-active="2.4">Adam D Moss</contributor>
+  <contributor role="author" last-active="2.10">Simon Müller</contributor>
   <contributor role="author" last-active="2.8">Tobias Mueller</contributor>
   <contributor role="author" last-active="2.8">Michael Muré</contributor>
   <contributor role="author" last-active="2.10">Lionel N.</contributor>