diff --git a/src/PhpSpreadsheet/Calculation/functionlist.txt b/src/PhpSpreadsheet/Calculation/functionlist.txt
index e71d18f4..8fed43a6 100644
--- a/src/PhpSpreadsheet/Calculation/functionlist.txt
+++ b/src/PhpSpreadsheet/Calculation/functionlist.txt
@@ -276,6 +276,7 @@ PEARSON
 PERCENTILE
 PERCENTRANK
 PERMUT
+PERMUTATIONA
 PHONETIC
 PI
 PMT