diff --git a/push-down-test/functions.txt b/push-down-test/functions.txt
index 0570b3b..88b8250 100644
--- a/push-down-test/functions.txt
+++ b/push-down-test/functions.txt
@@ -108,3 +108,5 @@ uncompressed_length
 md5
 sha1
 cast
+date_add
+adddate