diff --git a/dev-requirements.txt b/dev-requirements.txt
index 246fed27..d6279092 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,6 +1,6 @@
 coverage==5.2
 coveralls==1.7.0;python_version<'3.0'
-coveralls==2.0.0;python_version>='3.6'
+coveralls==2.1.0;python_version>='3.6'
 pytest==4.6.9;python_version<'3.0'
 pytest==5.4.3;python_version>='3.6'
 pytest-cov==2.10.0