diff --git a/requirements-tests.txt b/requirements-tests.txt
index 0dcce87..4ab6407 100644
--- a/requirements-tests.txt
+++ b/requirements-tests.txt
@@ -1,6 +1,6 @@
 -r requirements.txt
 coveralls==1.8.2
-coverage==4.5.3
+coverage==4.5.4
 nose==1.3.7
 pylint==2.3.1
 tox==3.14.0
\ No newline at end of file