diff --git a/cloudformation/netagent2/banyan-access-tier-v2-ubuntu.json b/cloudformation/netagent2/banyan-access-tier-v2-ubuntu.json
index b9cceef..348380b 100644
--- a/cloudformation/netagent2/banyan-access-tier-v2-ubuntu.json
+++ b/cloudformation/netagent2/banyan-access-tier-v2-ubuntu.json
@@ -270,8 +270,11 @@
                 "if [[ -n \"${DD_API_KEY}\" ]]; then\n",
 		"DD_SITE=\"datadoghq.com\" bash -c \"$(curl -L https://s3.amazonaws.com/dd-agent/scripts/install_script_agent7.sh)\"\n",
                 "fi\n",
-                "curl https://www.banyanops.com/onramp/deb-repo/banyan.key | apt-key add -\n",
-                "apt-add-repository \"deb https://www.banyanops.com/onramp/deb-repo xenial main\"\n",
+                "install -m 0755 -d /etc/apt/keyrings\n",
+                "sudo curl -fsSL https://www.banyanops.com/onramp/deb-repo/banyan.key | sudo gpg --dearmor -o /etc/apt/keyrings/banyan.gpg\n",
+                "sudo chmod a+r /etc/apt/keyrings/banyan.gpg\n",
+                "echo \"deb [arch=$(dpkg --print-architecture) signed-by=/etc/apt/keyrings/banyan.gpg] https://www.banyanops.com/onramp/deb-repo xenial main\" | sudo tee /etc/apt/sources.list.d/banyan.list > /dev/null\n",
+                "sudo apt update\n",
                 "apt install -y ", {"Ref": "BanyanPackage"}, "\n",
                 "cd /opt/banyan-packages\n",
                 "ACCESS_TIER_NAME=", {"Ref": "AWS::StackName"}, " ",