diff --git a/requirements.txt b/requirements.txt
index 9e9b594b..1480d1d8 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,6 +28,6 @@ pytest==6.2.4
 pytest-asyncio==0.15.1
 pytest-trio==0.7.0
 trio==0.19.0
-trio-typing==0.5.0
+trio-typing==0.5.1
 trustme==0.8.0
 uvicorn==0.14.0