diff --git a/stdlib/3/pathlib.pyi b/stdlib/3/pathlib.pyi
index 1fef8c5b8..7ec0d24f3 100644
--- a/stdlib/3/pathlib.pyi
+++ b/stdlib/3/pathlib.pyi
@@ -31,6 +31,8 @@ class PurePath(_PurePathBase):
     def __gt__(self, other: PurePath) -> bool: ...
     def __ge__(self, other: PurePath) -> bool: ...
     def __truediv__(self: _P, key: Union[str, PurePath]) -> _P: ...
+    if sys.version_info < (3,):
+        def __div__(self: _P, key: Union[str, PurePath]) -> _P: ...
     def __bytes__(self) -> bytes: ...
     def as_posix(self) -> str: ...
     def as_uri(self) -> str: ...
diff --git a/third_party/2/pathlib2.pyi b/third_party/2/pathlib2.pyi
index 1fef8c5b8..7ec0d24f3 100644
--- a/third_party/2/pathlib2.pyi
+++ b/third_party/2/pathlib2.pyi
@@ -31,6 +31,8 @@ class PurePath(_PurePathBase):
     def __gt__(self, other: PurePath) -> bool: ...
     def __ge__(self, other: PurePath) -> bool: ...
     def __truediv__(self: _P, key: Union[str, PurePath]) -> _P: ...
+    if sys.version_info < (3,):
+        def __div__(self: _P, key: Union[str, PurePath]) -> _P: ...
     def __bytes__(self) -> bytes: ...
     def as_posix(self) -> str: ...
     def as_uri(self) -> str: ...