diff --git a/requirements-dev.txt b/requirements-dev.txt
index a728cf3..d5fa9ac 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,7 +4,7 @@ async-timeout==3.0.1
 pytest==6.1.2
 pytest-cov==2.10.1
 pytest-mock==3.3.1
-coverage==5.3
+coverage==5.3.1
 sphinx==3.3.1
 pep257==0.7.0
 aiohttp-session==2.9.0