diff --git a/requirements_dev.txt b/requirements_dev.txt
index 1c666dc4..c6ea3e53 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -4,7 +4,7 @@ wheel==0.34.2
 watchdog==0.9.0
 flake8==3.8.3
 tox==3.20.0
-coverage==5.0.4
+coverage==5.3
 Sphinx==3.2.1
 cryptography==2.8
 PyYAML==5.3.1