diff --git a/requirements.txt b/requirements.txt
index 794f0dc..1f7f38a 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -34,7 +34,7 @@ markdown-textwrap==0.2.1
 MarkupSafe==1.0
 matplotlib==2.2.2
 mistune==0.8.3
-nbconvert==5.3.1
+nbconvert==6.3.0
 nbformat==4.4.0
 notebook==5.6.0
 numpy==1.15.0