diff --git a/github_issue_summarization/requirements.txt b/github_issue_summarization/requirements.txt
index 3857b5c9..706db7fe 100644
--- a/github_issue_summarization/requirements.txt
+++ b/github_issue_summarization/requirements.txt
@@ -107,7 +107,7 @@ multipledispatch==0.4.9
 multiprocess==0.70.5
 murmurhash==0.28.0
 navigator-updater==0.1.0
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 networkx==2.0
 nltk==3.4.5