diff --git a/requirements.txt b/requirements.txt
index 7f6b1a1..8b3cc40 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ wheel==0.33.6
 watchdog==0.9.0
 flake8==3.7.9
 tox==3.14.3
-coverage==5.0.3
+coverage==5.5
 codecov==2.0.22
 Sphinx==3.0.4
 sphinxcontrib-napoleon==0.7