diff --git a/requirements-dev.txt b/requirements-dev.txt
index 5a71bc1..ecd6634 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -1,6 +1,6 @@
 pytest==8.3.5
 pytest-cov==6.1.1
-coverage==7.8.2
+coverage==7.9.1
 mypy==1.15.0
 pydocstyle==6.1.1
 flake8==7.2.0