diff --git a/firmware/hwcompat.h b/firmware/hwcompat.h
index 2a5be147ea..52d831222f 100644
--- a/firmware/hwcompat.h
+++ b/firmware/hwcompat.h
@@ -23,7 +23,7 @@
 #include "config.h"
 
 /* Bit mask values for HW compatibility */
-#define ATA_ADDRESS_300 0x0100
+#define ATA_ADDRESS_200 0x0100
 #define USB_ACTIVE_HIGH 0x0100
 #define PR_ACTIVE_HIGH  0x0100