diff --git a/AUTHORS b/AUTHORS
index ddcbffb7..5c6c0ecf 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -46,6 +46,7 @@ The following submitted code, packages or analysis, and deserve special thanks:
   Benedikt Fein
   Tadeas Uhlir
   Iúri Archer
+  Ian Kenney
 
 Thanks to the following, who submitted detailed bug reports and excellent suggestions:
 
diff --git a/ChangeLog b/ChangeLog
index 9fa9c921..eb911b30 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,4 +1,6 @@
-- #600    Add retag command to internal help
+ - #616   Add zsh completion
+          (thanks to Ian Kenney)
+ - #600   Add retag command to internal help
           (thanks to Stefan Herold)
 
 ------ current release ---------------------------