diff --git a/stats.sty b/stats.sty
index dca056762773834ec6c67ca5912af0c97a42eb81..af4097cee6b7a7e7fbabf3d42a5f7257b475f4a7 100644
--- a/stats.sty
+++ b/stats.sty
@@ -899,7 +899,7 @@
 \newcommand\humanNameSuffix{%
   \randomthreeB%
   \addtocounter{humanNameSuffNo}{\value{r3b}}%
-  \ifnum\value{humanNameSuffNo}>19\addtocounter{humanNameSuffNo}{-19}\fi%
+  \ifnum\value{humanNameSuffNo}>20\addtocounter{humanNameSuffNo}{-20}\fi%
   \ifcase\value{humanNameSuffNo}\relax%
   \or%
     itch%
@@ -907,6 +907,8 @@
     vore%
   \or%
     snag%
+  \or%
+    derth%
   \or%
     peel%
   \or%