diff --git a/third_party/2/werkzeug/wrappers.pyi b/third_party/2/werkzeug/wrappers.pyi
index 98b258241b28..e43aa703fef1 100644
--- a/third_party/2/werkzeug/wrappers.pyi
+++ b/third_party/2/werkzeug/wrappers.pyi
@@ -36,7 +36,8 @@ class BaseRequest:
     def stream(self): ...
     input_stream = ...  # type: Any
     args = ...  # type: ImmutableMultiDict
-    def data(self): ...
+    @property
+    def data(self) -> str: ...
     def get_data(self, cache: bool = ..., as_text: bool = ..., parse_form_data: bool = ...) -> str: ...
     form = ...  # type: ImmutableMultiDict
     values = ...  # type: CombinedMultiDict
diff --git a/third_party/3/werkzeug/wrappers.pyi b/third_party/3/werkzeug/wrappers.pyi
index 676d1be4c1e9..4d31a9100c1b 100644
--- a/third_party/3/werkzeug/wrappers.pyi
+++ b/third_party/3/werkzeug/wrappers.pyi
@@ -36,7 +36,8 @@ class BaseRequest:
     def stream(self): ...
     input_stream = ...  # type: Any
     args = ...  # type: ImmutableMultiDict
-    def data(self): ...
+    @property
+    def data(self) -> bytes: ...
     def get_data(self, cache: bool = ..., as_text: bool = ..., parse_form_data: bool = ...) -> bytes: ...
     form = ...  # type: ImmutableMultiDict
     values = ...  # type: CombinedMultiDict