diff --git a/stdlib/2and3/logging/handlers.pyi b/stdlib/2and3/logging/handlers.pyi
index 0dcaee9c1..92fb3baf7 100644
--- a/stdlib/2and3/logging/handlers.pyi
+++ b/stdlib/2and3/logging/handlers.pyi
@@ -29,6 +29,7 @@ class WatchedFileHandler(Handler):
 
 if sys.version_info >= (3,):
     class BaseRotatingHandler(FileHandler):
+        terminator = ...  # type: str
         namer = ...  # type: Optional[Callable[[str], str]]
         rotator = ...  # type: Optional[Callable[[str, str], None]]
         def __init__(self, filename: str, mode: str,