diff --git a/inst/WORDLIST b/inst/WORDLIST
index 6c4a148be..308c3aeac 100644
--- a/inst/WORDLIST
+++ b/inst/WORDLIST
@@ -299,6 +299,7 @@ rstanarm
 sampleSelection
 sdy
 setosa
+serp
 spaMM
 spatialreg
 sphericity