diff --git a/dev-requirements.txt b/dev-requirements.txt
index af66f59b5..5a674c578 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -23,7 +23,7 @@ pyenchant==3.1.0  # Bindings for a spellchecking sytem
 pygithub==1.51
 pylint==2.5.2  # Lint
 pyroma==2.6  # Packaging best practices checker
-pytest-cov==2.8.1  # Measure code coverage
+pytest-cov==2.9.0  # Measure code coverage
 pytest-envfiles==0.1.0  # Use files for environment variables for tests
 pytest==5.4.2  # Test runners
 sphinx-autodoc-typehints==1.10.3