diff --git a/lib/pry/commands/show_doc.rb b/lib/pry/commands/show_doc.rb
index c0f183b22..0434e748a 100644
--- a/lib/pry/commands/show_doc.rb
+++ b/lib/pry/commands/show_doc.rb
@@ -89,6 +89,6 @@ def start_line_for(code_object)
     end
 
     Pry::Commands.add_command(Pry::Command::ShowDoc)
-    Pry::Commands.alias_command '?', 'show-doc'
+    Pry::Commands.alias_command '?', 'show-source -d'
   end
 end