diff --git a/pyrightconfig.json b/pyrightconfig.json
index 88af7fe45..fc0b0afee 100644
--- a/pyrightconfig.json
+++ b/pyrightconfig.json
@@ -6,7 +6,6 @@
     ],
     "exclude": [
         "**/@python2",
-        "stdlib/encodings/__init__.pyi",
         "stdlib/sqlite3/dbapi2.pyi",
         "stdlib/tkinter",
         "stdlib/xml/dom",
diff --git a/stdlib/encodings/__init__.pyi b/stdlib/encodings/__init__.pyi
index d6f4389bc..fe59a9143 100644
--- a/stdlib/encodings/__init__.pyi
+++ b/stdlib/encodings/__init__.pyi
@@ -1,7 +1,7 @@
-import codecs
-from typing import Any
+from codecs import CodecInfo
+from typing import Optional, Union
 
-def search_function(encoding: str) -> codecs.CodecInfo: ...
+class CodecRegistryError(LookupError, SystemError): ...
 
-# Explicitly mark this package as incomplete.
-def __getattr__(name: str) -> Any: ...
+def normalize_encoding(encoding: Union[str, bytes]) -> str: ...
+def search_function(encoding: str) -> Optional[CodecInfo]: ...