diff --git a/stdlib/2and3/logging/__init__.pyi b/stdlib/2and3/logging/__init__.pyi
index c3719284d..2afae7ec1 100644
--- a/stdlib/2and3/logging/__init__.pyi
+++ b/stdlib/2and3/logging/__init__.pyi
@@ -71,6 +71,7 @@ class Logger(Filterer):
         def critical(self, msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                      stack_info: bool = ..., extra: Optional[Dict[str, Any]] = ...,
                      **kwargs: Any) -> None: ...
+        fatal = critical
         def log(self, lvl: int, msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                 stack_info: bool = ..., extra: Optional[Dict[str, Any]] = ...,
                 **kwargs: Any) -> None: ...
@@ -87,15 +88,14 @@ class Logger(Filterer):
         def warning(self,
                     msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                     extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
-        def warn(self,
-                 msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
-                 extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
+        warn = warning
         def error(self,
                   msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                   extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
         def critical(self,
                      msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                      extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
+        fatal = critical
         def log(self,
                 lvl: int, msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                 extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
@@ -246,6 +246,9 @@ class LoggerAdapter:
         def warning(self, msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                     stack_info: bool = ..., extra: Optional[Dict[str, Any]] = ...,
                     **kwargs: Any) -> None: ...
+        def warn(self, msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
+                 stack_info: bool = ..., extra: Optional[Dict[str, Any]] = ...,
+                 **kwargs: Any) -> None: ...
         def error(self, msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                   stack_info: bool = ..., extra: Optional[Dict[str, Any]] = ...,
                   **kwargs: Any) -> None: ...
@@ -330,8 +333,7 @@ else:
              extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
     def warning(msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
                 extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
-    def warn(msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
-             extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
+    warn = warning
     def error(msg: Any, *args: Any, exc_info: _ExcInfoType = ...,
               extra: Optional[Dict[str, Any]] = ..., **kwargs: Any) -> None: ...
     def critical(msg: Any, *args: Any, exc_info: _ExcInfoType = ...,