diff --git a/requirements.txt b/requirements.txt
index 940b9d9..0e8192d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -15,5 +15,5 @@ six==1.16.0 ; python_version >= "3.9" and python_version < "4.0"
 sniffio==1.3.1 ; python_version >= "3.9" and python_version < "4.0"
 sortedcontainers==2.4.0 ; python_version >= "3.9" and python_version < "4.0"
 trio-serial==0.4.0 ; python_version >= "3.9" and python_version < "4.0"
-trio==0.25.1 ; python_version >= "3.9" and python_version < "4.0"
+trio==0.29.0 ; python_version >= "3.9" and python_version < "4.0"
 tzdata==2024.1 ; python_version >= "3.9" and python_version < "4.0"