diff --git a/requirements-dev.txt b/requirements-dev.txt
index 3924c2c1..8aeca254 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -127,7 +127,7 @@ aiohttp==3.10.11 ; python_version >= '3.6'
 
 aiosignal==1.3.1 ; python_version >= '3.7'
 
-anyio==4.5.2 ; python_version >= '3.7'
+anyio==4.9.0 ; python_version >= '3.7'
 
 async-timeout==5.0.1 ; python_version >= '3.6'