diff --git a/pyproject.toml b/pyproject.toml
index a2a610937..24c99c54f 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -66,7 +66,7 @@ dev = [
     "pdoc>=4.0.0",
     "pyinstaller==5.10.1",
     "pytest-asyncio>=0.17,<0.22",
-    "pytest-cov>=2.7.1,<4.1",
+    "pytest-cov>=2.7.1,<4.2",
     "pytest-timeout>=1.3.3,<2.2",
     "pytest-xdist>=2.1.0,<3.4",
     "pytest>=6.1.0,<8",