diff --git a/requirements.txt b/requirements.txt
index 6f6f1b1..ea35297 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -51,7 +51,7 @@ mccabe==0.6.1
 mistune==0.8.3
 msgpack==0.6.1
 multidict==4.3.1
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==5.5.0
 numpy==1.16.2