diff --git a/metadat/redump/Sega - Mega-CD - Sega CD.dat b/metadat/redump/Sega - Mega-CD - Sega CD.dat
index 93c0e5fab..43979b39a 100644
--- a/metadat/redump/Sega - Mega-CD - Sega CD.dat	
+++ b/metadat/redump/Sega - Mega-CD - Sega CD.dat	
@@ -2919,8 +2919,8 @@ game (
 	name "Silpheed (USA)"
 	description "Silpheed (USA)"
 	region "USA"
-	serial "4423"
-	rom ( name "Silpheed (USA) (Track 1).bin" size 369233424 crc BDDB8612 md5 1F342E85E6FBAFA98E3DDC4619C02807 sha1 3BCAEABF76AE76435091325275D831F50AF08521 serial "4423" )
+	serial "4419"
+	rom ( name "Silpheed (USA) (Track 1).bin" size 369233424 crc BDDB8612 md5 1F342E85E6FBAFA98E3DDC4619C02807 sha1 3BCAEABF76AE76435091325275D831F50AF08521 serial "4419" )
 )
 game (
 	name "SimEarth (Japan)"