diff --git a/rosdep/python.yaml b/rosdep/python.yaml
index b58c8b2cafeba..8d158b32d8e78 100644
--- a/rosdep/python.yaml
+++ b/rosdep/python.yaml
@@ -10357,6 +10357,7 @@ python3-typing-extensions:
   fedora: [python3-typing-extensions]
   freebsd: [devel/py-typing-extensions]
   gentoo: [dev-python/typing-extensions]
+  nixos: [python3Packages.typing-extensions]
   opensuse: [python3-typing_extensions]
   rhel:
     '*': [python3-typing-extensions]