diff --git a/pyproject.toml b/pyproject.toml
index d229d31..65b5e85 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -23,7 +23,7 @@ auto-typing-final = "auto_typing_final.main:main"
 auto-typing-final-lsp-server = "auto_typing_final.lsp:main"
 
 [dependency-groups]
-dev = ["mypy==1.17.1", "pytest==8.3.3", "pytest-cov==5.0.0", "ruff==0.8.0"]
+dev = ["mypy==1.17.1", "pytest==8.3.3", "pytest-cov==6.2.1", "ruff==0.8.0"]
 
 [build-system]
 requires = ["hatchling", "hatch-vcs"]