diff --git a/requirements.txt b/requirements.txt
index 35f27d4..a16cd5a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ MarkupSafe==1.1.1
 matplotlib==3.1.1
 mistune==0.8.4
 more-itertools==7.2.0
-nbconvert==5.6.1
+nbconvert==6.3.0
 nbformat==4.4.0
 nltk==3.4.5
 notebook==6.0.2