diff --git a/requirements.txt b/requirements.txt
index 61b1c73..8b1cd86 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,6 @@
 CommonMark==0.7.4
 contentful==1.7.0
-coverage==4.4.2
+coverage==5.5
 flake8==3.5.0
 Flask==0.12.2
 Flask-Misaka==0.4.1