diff --git a/linkcheck/checker/unknownurl.py b/linkcheck/checker/unknownurl.py
index 914abbe6..b907a97d 100644
--- a/linkcheck/checker/unknownurl.py
+++ b/linkcheck/checker/unknownurl.py
@@ -172,6 +172,7 @@ ignored_schemes_provisional = r"""
 |bitcoincash # bitcoincash
 |blob       # blob
 |bolo       # bolo
+|brid       # brid
 |browserext # browserext
 |cabal      # cabal
 |calculator # calculator