diff --git a/requirements_dev.txt b/requirements_dev.txt
index eb0e7db..bd7bc14 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -9,7 +9,7 @@ cryptography==1.9
 flake8==3.3.0
 tox==2.7.0
 coverage==4.4.1
-coveralls~=1.1
+coveralls==2.1.2
 discover==0.4.0
 
 # used in travis_pypi_setup.py