diff --git a/lib/pry/pry_class.rb b/lib/pry/pry_class.rb
index 7cc1d55b..6817db5a 100644
--- a/lib/pry/pry_class.rb
+++ b/lib/pry/pry_class.rb
@@ -353,7 +353,7 @@ Readline version #{ver} detected - will not auto_resize! correctly.
     if Binding === target
       target
     else
-      if TOPLEVEL_BINDING.eval('self') == target
+      if Pry.main == target
         TOPLEVEL_BINDING
       else
         target.__binding__