diff --git a/requirements.txt b/requirements.txt
index 3a76100..52460b7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -27,7 +27,7 @@ MarkupSafe==1.0
 matplotlib==2.1.0
 mccabe==0.6.1
 mistune==0.7.4
-nbconvert==5.2.1
+nbconvert==6.3.0
 nbformat==4.3.0
 notebook==5.0.0
 numpy==1.13.0