diff --git a/requirements.txt b/requirements.txt
index 7d3b86c..0b6e484 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -42,7 +42,7 @@ mistune==0.8.4
 nbconvert==5.4.1
 nbformat==4.4.0
 nose==1.3.7
-notebook==5.7.4
+notebook==6.4.12
 numpy==1.16.1
 pandas==0.24.1
 pandocfilters==1.4.2