diff --git a/dev-requirements.txt b/dev-requirements.txt
index 9aebcb9..7eca13a 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,4 +1,4 @@
-coverage==5.0.4
+coverage==5.1
 coveralls==2.0.0
 pytest==5.4.1
 pytest-cov==2.8.1