1 files changed, 1 insertions, 1 deletions

diff --git a/spec/outputs/existential.lua b/spec/outputs/existential.lua
index b241b3b..391f553 100644
--- a/spec/outputs/existential.lua
+++ b/spec/outputs/existential.lua
@@ -201,7 +201,7 @@ do
         local _obj_0 = tb
         if _obj_0 ~= nil then
                 do
-                        local _obj_1 = getmetatable(_obj_0).__a
+                        local _obj_1 = getmetatable(_obj_0).__call
                         if _obj_1 ~= nil then
                                 _obj_1(123)
                         end