diff --git a/requirements.txt b/requirements.txt
index 611fa57..01c1191 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ kiwisolver==1.0.1
 MarkupSafe==1.0
 matplotlib==2.2.3
 mistune==0.8.3
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==5.6.0
 numpy==1.15.1