diff --git a/build.js b/build.js
index 2f06b30..8a2e452 100644
--- a/build.js
+++ b/build.js
@@ -209,7 +209,7 @@ getCached().then(cached => {
 
     queue.drain = () => {
       if (process.env.DISCORD_WEBHOOK && newAddons.length)
-        sendDiscordMessage(newAddons)
+        sendDiscordMessage(newAddons.filter(addon => !config.blockedAnnouncers.includes(addon.url)))
       console.log('copying resources (styles, js, images)')
       fs.readdirSync('./resources').forEach(file => {
         const filePath = `./resources/${file}`
diff --git a/config.js b/config.js
index 16486ee..f976482 100644
--- a/config.js
+++ b/config.js
@@ -31,5 +31,8 @@ module.exports = {
 	// sane timeouts for needle so it doesn't get stuck in a request
 	"needle": { "open_timeout": 5000, "response_timeout": 5000, "read_timeout": 5000, "follow_max": 5 },
 	// output folder for build
-	"build-dir": "./out"
+	"build-dir": "./out",
+	"blockedAnnouncers": [
+  	"https://comet.elfhosted.com/manifest.json",
+	]
 }