diff --git a/backend/functions/src/services/puppeteer.ts b/backend/functions/src/services/puppeteer.ts
index c0ca96e..52ac4a6 100644
--- a/backend/functions/src/services/puppeteer.ts
+++ b/backend/functions/src/services/puppeteer.ts
@@ -297,7 +297,7 @@ function giveSnapshot(stopActiveSnapshot) {
                 return req.abort('blockedbyclient', 1000);
             }
 
-            if (domainSet.size > 21) {
+            if (domainSet.size > 51) {
                 page.emit('abuse', { url: requestUrl, page, sn, reason: `DDoS attack suspected: Too many domains (${domainSet.size})` });
 
                 return req.abort('blockedbyclient', 1000);