diff --git a/user-doc/spelling_words.dict b/user-doc/spelling_words.dict
index 52e11d4e198bb1a5193c35a0644aba4ca572f67d..c484e0ae5bf2b08403dbe75d630e923ae3299beb 100644
--- a/user-doc/spelling_words.dict
+++ b/user-doc/spelling_words.dict
@@ -983,3 +983,5 @@ unweighted
 parameterize
 multinomial
 backported
+Lixin
+PabloPiaggi