diff --git a/requirements.txt b/requirements.txt
index cda8a40..84d9f9d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -38,7 +38,7 @@ Mako==1.1.0
 MarkupSafe==1.1.1
 mistune==0.8.4
 more-itertools==7.2.0
-nbconvert==5.6.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==6.0.1
 pandocfilters==1.4.2