diff --git a/requirements-gpu-py36.txt b/requirements-gpu-py36.txt
index f71086b..b85cdec 100644
--- a/requirements-gpu-py36.txt
+++ b/requirements-gpu-py36.txt
@@ -32,7 +32,7 @@ Markdown==3.0.1
 MarkupSafe==1.0
 matplotlib==3.0.0
 mistune==0.8.4
-nbconvert==5.4.0
+nbconvert==6.3.0
 nbformat==4.4.0
 notebook==5.7.0
 numpy==1.15.2
diff --git a/requirements-py36.txt b/requirements-py36.txt
index 0a7b527..4bdf965 100644
--- a/requirements-py36.txt
+++ b/requirements-py36.txt
@@ -41,7 +41,7 @@ matplotlib==3.0.0
 mistune==0.8.3
 moviepy==0.2.3.5
 mxnet==1.3.0.post0
-nbconvert==5.4.0
+nbconvert==6.3.0
 nbformat==4.4.0
 networkx==2.2
 notebook==5.7.0