diff --git a/requirements.txt b/requirements.txt
index 6ce6908..ece6457 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -41,7 +41,7 @@ msgpack==0.6.1
 msgpack-numpy==0.4.1
 msgpack-python==0.5.6
 murmurhash==0.28.0
-nbconvert==5.3.1
+nbconvert==6.5.1
 nbformat==4.4.0
 networkx==2.1
 notebook==5.3.1