diff --git a/requirements.txt b/requirements.txt
index 8f57053..e6b7f10 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -25,7 +25,7 @@ Keras-Preprocessing==1.0.5
 Markdown==3.0.1
 MarkupSafe==1.0
 mistune==0.8.3
-nbconvert==5.4.0
+nbconvert==6.5.1
 nbformat==4.4.0
 notebook==6.1.5
 numpy==1.15.2