diff --git a/Guide/Constraint Programming/requirements.txt b/Guide/Constraint Programming/requirements.txt
index 8f58d57..dd84733 100644
--- a/Guide/Constraint Programming/requirements.txt	
+++ b/Guide/Constraint Programming/requirements.txt	
@@ -8,5 +8,5 @@ Werkzeug==1.0.1
 certifi==2020.6.20
 chardet==3.0.4
 gunicorn==20.0.4
-requests==0.11.1
+requests==2.20.0
 python-constraint