diff --git a/nlp/requirements.txt b/nlp/requirements.txt
index 7b8e643..1e9c1ee 100644
--- a/nlp/requirements.txt
+++ b/nlp/requirements.txt
@@ -58,7 +58,7 @@ Markdown==3.1.1
 MarkupSafe==1.1.1
 matplotlib==3.0.3
 mistune==0.8.4
-nbconvert==5.4.1
+nbconvert==6.5.1
 nbformat==4.4.0
 netifaces==0.10.4
 networkx==2.3