diff --git a/Sessions/15) Machine Learning Module 1/LinearRegression-master/LinearRegressionTillCloud/requirements.txt b/Sessions/15) Machine Learning Module 1/LinearRegression-master/LinearRegressionTillCloud/requirements.txt
index dce9316..09556c9 100644
--- a/Sessions/15) Machine Learning Module 1/LinearRegression-master/LinearRegressionTillCloud/requirements.txt	
+++ b/Sessions/15) Machine Learning Module 1/LinearRegression-master/LinearRegressionTillCloud/requirements.txt	
@@ -1,4 +1,4 @@
-certifi==2019.11.28
+certifi==2022.12.7
 Click==7.0
 Flask==1.1.1
 Flask-Cors==3.0.8