diff --git a/IPython/extensions/autoreload.py b/IPython/extensions/autoreload.py
index 3715d26..198f84f 100644
--- a/IPython/extensions/autoreload.py
+++ b/IPython/extensions/autoreload.py
@@ -384,11 +384,23 @@ class StrongRef:
         return self.obj
 
 
+mod_attrs = [
+    "__name__",
+    "__doc__",
+    "__package__",
+    "__loader__",
+    "__spec__",
+    "__file__",
+    "__cached__",
+    "__builtins__"
+]
+
+
 def append_obj(module, d, name, obj, autoload=False):
     not_in_mod = not hasattr(obj, "__module__") or obj.__module__ != module.__name__
     if autoload:
-        # check needed for module global built-ins (int, str, dict,..)
-        if name.startswith("__") and not_in_mod:
+        # check needed for module global built-ins
+        if not_in_mod and name in mod_attrs:
             return False
     else:
         if not_in_mod: