diff --git a/compatibility/3.7.nom b/compatibility/3.7.nom
index 1980f92..ce3bcfa 100644
--- a/compatibility/3.7.nom
+++ b/compatibility/3.7.nom
@@ -9,8 +9,8 @@ upgrade action [%index st to last in %list] to "3.7" as (%list::%index st to las
 upgrade action [%index nd to last in %list] to "3.7" as (%list::%index nd to last)
 upgrade action [%index rd to last in %list] to "3.7" as (%list::%index rd to last)
 upgrade action [%index th to last in %list] to "3.7" as (%list::%index rd th last)
-upgrade action [last in %list] to "3.7" (%list::last)
-upgrade action [first in %list] to "3.7" (%list::first)
+upgrade action [last in %list] to "3.7" as (%list::last)
+upgrade action [first in %list] to "3.7" as (%list::first)
 upgrade action [%item is in %list, %list contains %item, %list has %item] to "3.7" as (..)
     %list::has %item