diff --git a/requirements-dev.txt b/requirements-dev.txt
index c698042..65ee8ac 100644
--- a/requirements-dev.txt
+++ b/requirements-dev.txt
@@ -3,4 +3,4 @@
 coveralls==1.9.2
 pytest==5.3.2
 pytest-cov==2.8.1
-pytest-mock==1.13.0
+pytest-mock==2.0.0