diff --git a/setup.py b/setup.py
index cc926b00b..44846df74 100755
--- a/setup.py
+++ b/setup.py
@@ -104,8 +104,8 @@ for more information.
         'pyzmq>=17',
         'ipython_genutils',
         'traitlets>=4.2.1',
-        'jupyter_core>=4.4.0',
-        'jupyter_client>=5.3.1',
+        'jupyter_core>=4.6.0',
+        'jupyter_client>=5.3.4',
         'nbformat',
         'nbconvert',
         'ipykernel', # bless IPython kernel for now