diff --git a/3 - Smart Beta and Portfolio Optimization/requirements.txt b/3 - Smart Beta and Portfolio Optimization/requirements.txt
index 7111522..d645087 100644
--- a/3 - Smart Beta and Portfolio Optimization/requirements.txt	
+++ b/3 - Smart Beta and Portfolio Optimization/requirements.txt	
@@ -1,7 +1,7 @@
 colour==0.1.5
 cvxpy==1.0.3
 cycler==0.10.0
-numpy==1.13.3
+numpy==1.22.0
 pandas==0.21.1
 plotly==2.2.3
 pyparsing==2.2.0