diff --git a/requirements.txt b/requirements.txt
index b29dbcc..b61d235 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -69,7 +69,7 @@ networkx==2.0
 ngram==3.3.2
 nltk==3.2.5
 nose==1.3.7
-notebook==5.2.0
+notebook==6.4.12
 numba==0.35.0
 numexpr==2.6.4
 numpy==1.13.3