diff --git a/requirements_dev.txt b/requirements_dev.txt
index bd883e7..20157f1 100644
--- a/requirements_dev.txt
+++ b/requirements_dev.txt
@@ -1,4 +1,5 @@
-rope==0.14.0
 black==19.3b0
-rope==0.14.0
 pylint==2.3.1
+pytest==5.1.2
+rope==0.14.0
+rope==0.14.0