diff --git a/requirements.txt b/requirements.txt
index 2e1c50f..7edae60 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ mistune==0.8.3
 nbconvert==5.3.1
 nbformat==4.4.0
 nbopen==0.6
-notebook==5.6.0
+notebook>=5.7.2
 numpy==1.15.0
 pandas==0.23.3
 pandocfilters==1.4.2