diff --git a/requirements.txt b/requirements.txt
index cc8f7b95..d12b73d2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -90,7 +90,7 @@ toml==0.10.2; python_version >= '2.6' and python_version not in '3.0, 3.1, 3.2,
 tomli==2.0.1; python_version >= '3.7'
 tornado==6.4; python_version >= '3.5'
 traitlets==5.14.3; python_version >= '3.7'
-trio==0.19.0; python_version >= '3.7'
+trio==0.25.0; python_version >= '3.7'
 trio-websocket==0.11.1; python_version >= '3.7'
 typer==0.12.3; python_version >= '3.7'
 typing-extensions==4.11.0; python_version >= '3.8'