diff --git a/requirements-dev.txt b/requirements-dev.txt
index a4f6acb5..c9b10c07 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -106,7 +106,7 @@ toml==0.10.2
 
 tomli==2.2.1 ; python_version < '3.11'
 
-tomlkit==0.13.2 ; python_version >= '3.7'
+tomlkit==0.13.3 ; python_version >= '3.7'
 
 trio==0.30.0