diff --git a/python2/requirements.txt b/python2/requirements.txt
index 3727427..124f894 100644
--- a/python2/requirements.txt
+++ b/python2/requirements.txt
@@ -47,7 +47,7 @@ matplotlib==1.4.3
 mistune==0.7.2
 mock==1.0.1
 MySQL-python==1.2.5
-nbconvert==4.2.0
+nbconvert==6.5.1
 nbformat==4.0.1
 nltk==3.0.2
 nose==1.3.4