diff --git a/install/requirements-tests.txt b/install/requirements-tests.txt
index b931afd1..849e1166 100644
--- a/install/requirements-tests.txt
+++ b/install/requirements-tests.txt
@@ -1,9 +1,9 @@
 atomicwrites==1.2.1
 attrs==18.2.0
 more-itertools==4.3.0
-pluggy==0.6.0
-py==1.6.0
-pytest==3.4.2
+pluggy==0.7.1
+py==1.7.0
+pytest==3.8.2
 pytest-faulthandler==1.5.0
 pytest-qt==3.1.0
 six==1.11.0