diff --git a/requirements.txt b/requirements.txt
index bbe20ae..c01eb3e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -50,7 +50,7 @@ mistune==0.8.4
 more-itertools==8.2.0
 mpmath==1.1.0
 multiprocess==0.70.9
-nbconvert==5.6.1
+nbconvert==6.5.1
 nbformat==5.0.6
 notebook==6.0.3
 numpy==1.18.3