diff --git a/requirements.txt b/requirements.txt
index 05a3af9..08b0994 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -107,7 +107,7 @@ multipledispatch==0.4.9
 multiprocess==0.70.5
 murmurhash==0.28.0
 navigator-updater==0.1.0
-nbconvert==5.3.1
+nbconvert==6.3.0
 nbformat==4.4.0
 networkx==2.0
 nltk==3.2.5