diff --git a/requirements.txt b/requirements.txt
index 2ff7ece..223c724 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -28,7 +28,7 @@ kiwisolver==1.0.1
 MarkupSafe==1.0
 matplotlib==3.0.0
 mistune==0.8.4
-nbconvert==5.4.0
+nbconvert==6.3.0
 nbformat==4.4.0
 networkx==2.2
 nibabel==2.3.0