diff --git a/requirements.txt b/requirements.txt
index bc32076..ef97ff2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -29,7 +29,7 @@ Markdown==3.1.1
 MarkupSafe==1.1.1
 matplotlib==3.1.1
 mistune==0.8.4
-nbconvert==5.6.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==6.0.1
 numpy==1.17.1