diff --git a/requirements.txt b/requirements.txt
index 0ea7eb3..d1e9820 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ matplotlib==3.1.1
 mistune==0.8.4
 nbconvert==5.6.0
 nbformat==4.4.0
-notebook==6.1.5
+notebook==6.4.10
 numpy==1.17.1
 pandas==0.25.1
 pandocfilters==1.4.2