diff --git a/manifest.json b/manifest.json
index 0243398..0a4ae32 100644
--- a/manifest.json
+++ b/manifest.json
@@ -26,6 +26,11 @@
         "nginx",
         "mysql"
     ],
+    "antifeatures": {
+        "deprecated-software": {
+        	"en": "Rportd has been closed-sourced and its code repository deleted. You need to find an alternative app. For more information: https://github.com/realvnc-labs/rport/blob/192d76724b43fd52a95892174b63a1f45153d77f/README.md"
+        }
+    },
     "arguments": {
         "install": [
             {