diff --git a/Source/CBIOS/ver.inc b/Source/CBIOS/ver.inc
index 1adbb6d2..74417084 100644
--- a/Source/CBIOS/ver.inc
+++ b/Source/CBIOS/ver.inc
@@ -2,4 +2,4 @@
 #DEFINE	RMN	8
 #DEFINE	RUP	0
 #DEFINE	RTP	0
-#DEFINE BIOSVER	"2.8.0-pre.4"
+#DEFINE BIOSVER	"2.8.0-pre.5"
diff --git a/Source/HBIOS/ver.inc b/Source/HBIOS/ver.inc
index 1adbb6d2..74417084 100644
--- a/Source/HBIOS/ver.inc
+++ b/Source/HBIOS/ver.inc
@@ -2,4 +2,4 @@
 #DEFINE	RMN	8
 #DEFINE	RUP	0
 #DEFINE	RTP	0
-#DEFINE BIOSVER	"2.8.0-pre.4"
+#DEFINE BIOSVER	"2.8.0-pre.5"