diff --git a/schema_objects.json b/schema_objects.json
index 3d2ea85..f15f9b7 100644
--- a/schema_objects.json
+++ b/schema_objects.json
@@ -82,6 +82,7 @@
             "email-thread-index",
             "email-x-mailer",
             "eppn",
+            "favicon-mmh3",
             "filename",
             "filename|authentihash",
             "filename|impfuzzy",