diff --git a/requirements.txt b/requirements.txt
index 58a418f..c9ec57c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -23,7 +23,7 @@ kiwisolver==1.0.1
 MarkupSafe==1.1.0
 matplotlib==3.0.2
 mistune==0.8.4
-nbconvert==5.4.0
+nbconvert==6.3.0
 nbformat==4.4.0
 notebook==5.7.2
 numpy==1.15.4