diff --git a/requirements.txt b/requirements.txt
index e31e402..6ccfd47 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -33,7 +33,7 @@ kiwisolver==1.2.0
 MarkupSafe==1.1.1
 matplotlib==3.2.1
 mistune==0.8.4
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==5.0.7
 nltk==3.4.4
 notebook==6.0.3