diff --git a/requirements/twisted.txt b/requirements/twisted.txt
index 6bd5490805..e57bf77d99 100644
--- a/requirements/twisted.txt
+++ b/requirements/twisted.txt
@@ -1,2 +1,4 @@
-Twisted==15.2.1
-zope.interface==4.1.2
+Twisted==16.3.0
+zope.interface==4.2.0
+service-identity==16.0.0
+attrs==16.0.0