diff --git a/push-down-test/functions.txt b/push-down-test/functions.txt
index 0570b3b..2e966a1 100644
--- a/push-down-test/functions.txt
+++ b/push-down-test/functions.txt
@@ -12,10 +12,12 @@ le
 eq
 ne
 ge
+greatest
 gt
 nulleq
 in
 isnull
+least
 like
 istrue
 isfalse