diff --git a/infrastructure/userdata.sh b/infrastructure/userdata.sh
index db8a3e0..49d5361 100644
--- a/infrastructure/userdata.sh
+++ b/infrastructure/userdata.sh
@@ -1,11 +1,12 @@
 #!/bin/sh
 
-yum update -y
-yum install -y python3-pip git
-amazon-linux-extras install nginx1
+# Update system and install required packages
+dnf update -y
+dnf install -y python3-pip git cronie nginx certbot python3-certbot-nginx
 
-pip3 install --upgrade pip
-pip3 install certbot certbot-nginx
+# Start and enable crond service
+systemctl start crond
+systemctl enable crond
 
 cd /home/ec2-user