diff --git a/markdown_it/common/entities.py b/markdown_it/common/entities.py
index c05e5751..1eea4492 100644
--- a/markdown_it/common/entities.py
+++ b/markdown_it/common/entities.py
@@ -1,9 +1,5 @@
 """HTML5 entities map: { name -> characters }."""
 import html.entities
 
-from markdown_it.utils import AttrDict
 
-
-DATA = {name.rstrip(";"): chars for name, chars in html.entities.html5.items()}
-
-entities = AttrDict(DATA)
+entities = {name.rstrip(";"): chars for name, chars in html.entities.html5.items()}
diff --git a/markdown_it/utils.py b/markdown_it/utils.py
index 605a39d3..5d1ce723 100644
--- a/markdown_it/utils.py
+++ b/markdown_it/utils.py
@@ -1,5 +1,5 @@
 from pathlib import Path
-from typing import TYPE_CHECKING, Any, Callable, List, Optional, Union
+from typing import Callable, List, Optional, Union
 
 
 class OptionsDict(dict):
@@ -87,21 +87,6 @@ def highlight(self, value: Optional[Callable[[str, str, str], str]]):
         self["highlight"] = value
 
 
-if TYPE_CHECKING:
-    AttrDict = Any
-else:
-
-    class AttrDict(dict):
-        def __init__(self, *args, **kwargs):
-            super(AttrDict, self).__init__(*args, **kwargs)
-            self.__dict__ = self
-
-            # recursively apply to all nested dictionaries
-            for key, item in list(self.items()):
-                if isinstance(item, dict):
-                    self[key] = AttrDict(item)
-
-
 def read_fixture_file(path: Union[str, Path]) -> List[list]:
     text = Path(path).read_text(encoding="utf-8")
     tests = []