diff --git a/adguard_full_allowlist.txt b/adguard_full_allowlist.txt
index 3d1c096..777cbbc 100644
--- a/adguard_full_allowlist.txt
+++ b/adguard_full_allowlist.txt
@@ -491,3 +491,4 @@ sendgrid.net
 mandrillapp.com
 campaign-archive.com
 rb.gy
+qrco.de