diff --git a/pyproject.toml b/pyproject.toml
index 28c2cf5..1bd1f26 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ dependencies = [
     "irc-parser-tests==0.0.4",
     "pre-commit==4.3.0",
     "mypy==1.18.2",
-    "ruamel.yaml==0.18.15",
+    "ruamel.yaml==0.18.16",
 ]
 post-install-commands = [
     "hatch run pre-commit install -f"