diff --git a/pyproject.toml b/pyproject.toml
index c1af29d..be8a00c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,7 @@ dependencies = [
     "pytest==9.0.2",
     "irc-parser-tests==0.0.4",
     "pre-commit==4.5.0",
-    "mypy==1.19.0",
+    "mypy==1.19.1",
     "ruamel.yaml==0.18.16",
 ]
 post-install-commands = ["hatch run pre-commit:install"]
@@ -79,7 +79,7 @@ cov-report = ["coverage report --show-missing --skip-covered", "coverage xml"]
 python = ["3.14", "3.13", "3.12", "3.11", "3.10"]
 
 [tool.hatch.envs.types]
-extra-dependencies = ["mypy==1.19.0"]
+extra-dependencies = ["mypy==1.19.1"]
 post-install-commands = []
 
 [tool.hatch.envs.types.scripts]