diff --git a/requirements.txt b/requirements.txt
index a75e6e6..bf3c6bb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ 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==4.4.0
 notebook==6.0.2
 numpy==1.17.4