diff --git a/CMController/requirements.txt b/CMController/requirements.txt
index 3edaec6..ac7b79a 100644
--- a/CMController/requirements.txt
+++ b/CMController/requirements.txt
@@ -26,7 +26,7 @@ mistune==0.8.4
 more-itertools==8.2.0
 nbconvert==5.6.1
 nbformat==5.0.4
-notebook==6.0.3
+notebook==6.4.12
 numpy==1.18.1
 packaging==20.3
 pandocfilters==1.4.2