diff --git a/stubs/autobahn/websocket/utf8validator.pyi b/stubs/autobahn/websocket/utf8validator.pyi
new file mode 100644
--- /dev/null
+++ b/stubs/autobahn/websocket/utf8validator.pyi
@@ -0,0 +1,18 @@
+# Stubs for autobahn.websocket.utf8validator (Python 3)
+#
+# NOTE: This dynamically typed stub was automatically generated by stubgen.
+
+from typing import Any
+from wsaccel.utf8validator import Utf8Validator as Utf8Validator
+
+class Utf8Validator:
+    def __init__(self) -> None: ...
+    def decode(self, b: Any): ...
+    def reset(self) -> None: ...
+    def validate(self, ba: Any): ...
+
+class Utf8Validator:
+    def __init__(self) -> None: ...
+    def decode(self, b: Any): ...
+    def reset(self) -> None: ...
+    def validate(self, ba: Any): ...