diff --git a/jmbase/setup.py b/jmbase/setup.py
index b59dcf5..c6ce212 100644
--- a/jmbase/setup.py
+++ b/jmbase/setup.py
@@ -9,5 +9,5 @@ setup(name='joinmarketbase',
       author_email='',
       license='GPL',
       packages=['jmbase'],
-      install_requires=['twisted==16.6.0', 'service-identity'],
+      install_requires=['twisted==18.9.0', 'service-identity'],
       zip_safe=False)