diff --git a/speech-recognition/requirements.txt b/speech-recognition/requirements.txt
index 57e87d9..3d9d5d2 100644
--- a/speech-recognition/requirements.txt
+++ b/speech-recognition/requirements.txt
@@ -34,7 +34,7 @@ mccabe==0.6.1
 mistune==0.8.4
 nbconvert==5.6.1
 nbformat==5.0.7
-notebook==6.0.3
+notebook==6.4.12
 packaging==20.4
 pandocfilters==1.4.2
 parso==0.7.0