diff --git a/requirements-dev.txt b/requirements-dev.txt
index a0068b6..6d56a49 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -4,7 +4,7 @@ async-timeout==3.0.1
 pytest==5.3.2
 pytest-cov==2.8.1
 pytest-mock==2.0.0
-coverage==5.0.2
+coverage==5.0.3
 sphinx==2.3.1
 pep257==0.7.0
 aiohttp-session==2.9.0