diff --git a/swupd/files.go b/swupd/files.go
index 758a4ae..4a2c425 100644
--- a/swupd/files.go
+++ b/swupd/files.go
@@ -101,6 +101,9 @@ var modifierPrefixes = map[ModifierFlag]string{
 	Sse2:     "",
 	Sse3:     "",
 	Sse4:     "",
+	Sse5:     "",
+	Sse6:     "",
+	Sse7:     "",
 	Avx2_1:   "/V3",
 	Avx2_3:   "/V3",
 	Avx2_5:   "/V3",