diff --git a/pyproject.toml b/pyproject.toml
index e18be0c7..e21f9dfb 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -34,7 +34,7 @@ pytest-mock = "^3.11.1"
 pylint = ">=2.17.5,<4.0.0"
 black = "^24.0.0"
 mypy = "^1.10.0"
-coveralls = "^3.3.1"
+coveralls = "^4.0.0"
 responses = ">=0.23.2,<0.26.0"
 bump2version = "^1.0.1"
 sphinx-rtd-theme = ">=1.2.2,<3.0.0"