diff --git a/sources/NotoSansSignWriting.glyphspackage/fontinfo.plist b/sources/NotoSansSignWriting.glyphspackage/fontinfo.plist
index 75b93dec..3538cb3b 100644
--- a/sources/NotoSansSignWriting.glyphspackage/fontinfo.plist
+++ b/sources/NotoSansSignWriting.glyphspackage/fontinfo.plist
@@ -37995,7 +37995,7 @@ disablesNiceNames = 1;
 familyName = "Noto Sans SignWriting";
 featurePrefixes = (
 {
-code = "languagesystem sgnw dflt;\012";
+code = "languagesystem DFLT dflt;\012languagesystem sgnw dflt;\012";
 name = Languagesystems;
 },
 {