diff --git a/requirements.txt b/requirements.txt
index 01a53ea..39e740b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -80,7 +80,7 @@ mkl-random==1.0.1
 msgpack==0.5.6
 msgpack-numpy==0.4.4.1
 murmurhash==0.28.0
-nbconvert==5.4.0
+nbconvert==6.5.1
 nbformat==4.4.0
 networkx==2.2
 nltk==3.3