diff --git a/kernel/busses/i2c-via2.c b/kernel/busses/i2c-via2.c
index e1d16c91..67572d32 100644
--- a/kernel/busses/i2c-via2.c
+++ b/kernel/busses/i2c-via2.c
@@ -72,7 +72,7 @@ static unsigned short smb_cf_hstcfg;
 #define SMBSLVC     (SMBHSTCFG+1)
 #define SMBSHDW1    (SMBHSTCFG+2)
 #define SMBSHDW2    (SMBHSTCFG+3)
-#define SMB_REV     (SMBHSTCFG+4)
+#define SMBREV      (SMBHSTCFG+4)
 
 /* Other settings */
 #define MAX_TIMEOUT 500
diff --git a/kernel/busses/i2c-viapro.c b/kernel/busses/i2c-viapro.c
index e1d16c91..67572d32 100644
--- a/kernel/busses/i2c-viapro.c
+++ b/kernel/busses/i2c-viapro.c
@@ -72,7 +72,7 @@ static unsigned short smb_cf_hstcfg;
 #define SMBSLVC     (SMBHSTCFG+1)
 #define SMBSHDW1    (SMBHSTCFG+2)
 #define SMBSHDW2    (SMBHSTCFG+3)
-#define SMB_REV     (SMBHSTCFG+4)
+#define SMBREV      (SMBHSTCFG+4)
 
 /* Other settings */
 #define MAX_TIMEOUT 500