diff --git a/requirements.txt b/requirements.txt
index 9b59340..53d1c35 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -79,7 +79,7 @@ murmurhash==1.0.2
 mypy-extensions==0.4.3
 # mysql==0.0.2
 # mysqlclient==2.0.1
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==5.0.6
 nltk==3.5
 notebook==6.0.3