diff --git a/requirements_dev.txt b/requirements_dev.txt
index d3d5a15..128cbe5 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -3,7 +3,7 @@ pip==20.3.3
 bumpversion==0.6.0
 wheel==0.36.2
 watchdog==1.0.2
-coverage==5.3
+coverage==5.3.1
 sphinxcontrib-napoleon==0.7
 flake8==3.8.4
 tox==3.20.1