diff --git a/requirements.txt b/requirements.txt
index d6d05a7..c4e0d3b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -67,7 +67,7 @@ kombu==4.6.3
 MarkupSafe==1.1.1
 mistune==0.8.4
 murmurhash==1.0.2
-nbconvert==5.4.1
+nbconvert==6.5.1
 nbformat==4.4.0
 networkx==2.3
 nltk==3.4.5