diff --git a/requirements.txt b/requirements.txt
index 92da62d..760624d 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -40,7 +40,7 @@ mistune==0.8.4
 nbconvert==5.5.0
 nbformat==4.4.0
 nose==1.3.7
-notebook==5.7.8
+notebook==6.4.12
 packaging==19.0
 pandas==0.24.2
 pandocfilters==1.4.2