diff --git a/requirements-dev.txt b/requirements-dev.txt
index 2c625628..a0e42624 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -104,7 +104,7 @@ toml==0.10.2
 
 tomli==2.0.1 ; python_version < '3.11'
 
-tomlkit==0.12.5 ; python_version >= '3.7'
+tomlkit==0.13.0 ; python_version >= '3.7'
 
 trio==0.26.0