diff --git a/requirements.txt b/requirements.txt
index 5fd31bb..22a5050 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -103,7 +103,7 @@ msgpack==0.5.6
 msgpack-numpy==0.4.3.2
 multidict==4.5.2
 murmurhash==1.0.1
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 networkx==2.3
 notebook==5.7.8