diff --git a/app/src/main/assets/public_suffix_list.dat b/app/src/main/assets/public_suffix_list.dat
index e7cdb2a0d6..b8a6c4b9d9 100644
--- a/app/src/main/assets/public_suffix_list.dat
+++ b/app/src/main/assets/public_suffix_list.dat
@@ -13935,6 +13935,7 @@ is-a.dev
 // Submitted by Kim Brodowski <info@iserv.de>
 iservschule.de
 mein-iserv.de
+schuldock.de
 schulplattform.de
 schulserver.de
 test-iserv.de