diff --git a/requirements.txt b/requirements.txt
index 5928568..1abc3d4 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ kiwisolver==1.1.0
 MarkupSafe==1.1.1
 matplotlib==2.2.5
 mistune==0.8.4
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==5.7.9
 numpy==1.16.6