diff --git a/linear_regression_presentation/requirements.txt b/linear_regression_presentation/requirements.txt
index a62a307..47c6a82 100644
--- a/linear_regression_presentation/requirements.txt
+++ b/linear_regression_presentation/requirements.txt
@@ -23,7 +23,7 @@ matplotlib==3.1.1
 mistune==0.8.4
 nbconvert==5.6.0
 nbformat==4.4.0
-notebook==6.0.1
+notebook==6.4.10
 numpy==1.17.2
 odfpy==1.4.0
 pandas==0.25.1