diff --git a/push-down-test/functions.txt b/push-down-test/functions.txt
index 3b1da69..2574d3c 100644
--- a/push-down-test/functions.txt
+++ b/push-down-test/functions.txt
@@ -25,6 +25,7 @@ plus
 minus
 mul
 div
+mod
 abs
 ceil
 ceiling