diff --git a/src/griffe_warnings_deprecated/extension.py b/src/griffe_warnings_deprecated/extension.py
index 80a07c9..201f1ce 100644
--- a/src/griffe_warnings_deprecated/extension.py
+++ b/src/griffe_warnings_deprecated/extension.py
@@ -10,7 +10,7 @@
 self_namespace = "griffe_warnings_deprecated"
 mkdocstrings_namespace = "mkdocstrings"
 
-_decorators = {"warnings.deprecated"}
+_decorators = {"warnings.deprecated", "typing_extensions.deprecated"}
 
 
 def _deprecated(obj: Class | Function) -> str | None: