diff --git a/requirements.txt b/requirements.txt
index fe7866c..87045db 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -94,7 +94,7 @@ neotime==1.0.0
 networkx==2.1
 nltk==3.4.5
 nose==1.3.7
-notebook==5.5.0
+notebook==6.4.12
 numba==0.38.0
 numexpr==2.6.5
 numpy==1.14.3