diff --git a/perl-Business-ISBN-Data b/perl-Business-ISBN-Data
index 98e6e2d..4bff4d2 160000
--- a/perl-Business-ISBN-Data
+++ b/perl-Business-ISBN-Data
@@ -1 +1 @@
-Subproject commit 98e6e2d78c531cca74084ca4a22c330c4f81c95ca1290e65e0715e6288500b49
+Subproject commit 4bff4d29f9f75881b8f89ee7455f8264589452b99c570045c7390a46e4f71b56