diff --git a/requirements.txt b/requirements.txt
index a5ff81d..fe3674b 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -9,7 +9,7 @@ qtconsole
 requests
 sphinx
 sphinx-rtd-theme
-notebook==6.0.1
+notebook==6.4.12
 jupyter-client==5.3.1
 watchdog
 beautifulsoup4
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