diff --git a/requirements-devel.txt b/requirements-devel.txt
index 699231de..4b80ba2e 100644
--- a/requirements-devel.txt
+++ b/requirements-devel.txt
@@ -1,8 +1,8 @@
 -r requirements.txt
 
-factory_boy==2.3.1
-py==1.4.20
-pytest==2.5.2
+factory_boy==2.4.1
+py==1.4.23
+pytest==2.6.1
 pytest-django==2.6.2
 pytest-pythonpath==0.3