diff --git a/requirements_dev.txt b/requirements_dev.txt
index fe5a5f8..dec227d 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,5 +1,5 @@
 bump2version==1.0.1
-coverage==5.4
+coverage==5.5
 flake8==3.8.4
 pip==21.0.1
 pytest==6.2.2