diff --git a/requirements.txt b/requirements.txt
index 6666100..cfbfd00 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -24,7 +24,7 @@ Markdown==2.6.11
 MarkupSafe==1.0
 matplotlib==2.1.2
 mistune==0.8.3
-nbconvert==5.3.1
+nbconvert==6.3.0
 nbformat==4.4.0
 notebook==5.7.8
 numpy==1.14.0