diff --git a/requirements-dev.txt b/requirements-dev.txt
index 268c5f777..1e58ae6e0 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -3,7 +3,7 @@
 -r requirements-plot.txt
 -r requirements-hyperopt.txt
 
-coveralls==1.10.0
+coveralls==1.11.1
 flake8==3.7.9
 flake8-type-annotations==0.1.0
 flake8-tidy-imports==4.0.0