add missing dependency

diff --git a/lib/DX/Predicate/MemberAt.pm b/lib/DX/Predicate/MemberAt.pm
index 314f8e6..cc71ea5 100644 (file)
--- a/lib/DX/Predicate/MemberAt.pm
+++ b/lib/DX/Predicate/MemberAt.pm
@@ -75,7 +75,8 @@ sub _possible_resolution_list {
           map $_->but_first($set_key)
                 ->but_with_dependencies_on(
                     [ undef ,=>
-                      [ EXISTENCE_OF ,=> $coll, $kstr ]
+                      [ EXISTENCE_OF ,=> $coll, $kstr ],
+                      [ CONTENTS_OF ,=> $key ],
                     ]
                   ),
             $self->_make_equal($coll->get_member_at($_), $value);