diff --git a/requirements.txt b/requirements.txt
index 0596ebf..ab178a2 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -42,7 +42,7 @@ MarkupSafe==1.1.1
 matplotlib==3.1.1
 mistune==0.8.4
 mock==3.0.5
-nbconvert==5.6.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==6.0.1
 numba==0.46.0