diff --git a/convnet/vggcam/requirements.txt b/convnet/vggcam/requirements.txt
index 91269f5..fd9b224 100644
--- a/convnet/vggcam/requirements.txt
+++ b/convnet/vggcam/requirements.txt
@@ -103,7 +103,7 @@ msgpack-python==0.4.8
 multipledispatch==0.4.9
 murmurhash==0.26.4
 navigator-updater==0.1.0
-nbconvert==5.1.1
+nbconvert==6.3.0
 nbformat==4.3.0
 networkx==1.11
 newspaper==0.0.9.8