diff --git a/requirements.txt b/requirements.txt
index af98c6d..9f80edd 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -42,7 +42,7 @@ MarkupSafe==1.1.1
 matplotlib==3.1.2
 mistune==0.8.4
 more-itertools==8.0.2
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==5.0.3
 notebook==6.0.2
 numpy==1.18.1