diff --git a/requirements.txt b/requirements.txt
index d1f6d2d..6c27935 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ Markdown==3.0.1
 MarkupSafe==1.1.1
 matplotlib==3.0.2
 mistune==0.8.4
-nbconvert==5.4.1
+nbconvert==6.3.0
 nbformat==4.4.0
 notebook==5.7.8
 numpy==1.15.4