diff --git a/requirements.txt b/requirements.txt
index 4727a21..f79a973 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -45,7 +45,7 @@ matplotlib==3.1.2
 mccabe==0.6.1
 mistune==0.8.4
 more-itertools==8.1.0
-nbconvert==5.6.1
+nbconvert==6.3.0
 nbformat==5.0.3
 nltk==3.4.5
 notebook==6.0.2