diff --git a/requirements.txt b/requirements.txt
index 8d73062..05091ce 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -104,7 +104,7 @@ networkx==2.1
 ninja==1.8.2.post2
 nltk==3.3
 nose==1.3.7
-notebook==5.7.4
+notebook==6.4.12
 numba==0.38.0
 numexpr==2.6.5
 numpy==1.15.4