diff --git a/pyproject.toml b/pyproject.toml
index f48d1df..32281bd 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -58,7 +58,7 @@ toml = "^0.10.2"
 types-toml = "^0.10.8.1"
 sphinx = "^7.0.0"
 furo = "^2024.0.0"
-pytest-cov = "^4.0.0"
+pytest-cov = "^5.0.0"
 black = { version = "^24.0.0", allow-prereleases = true }
 pre-commit = "^3.2.2"
 python-dotenv = "^1.0.0"