diff --git a/src/southbridge/amd/cimx/sb800/Kconfig b/src/southbridge/amd/cimx/sb800/Kconfig
index 54c38d8e48..1f3ee9a46f 100644
--- a/src/southbridge/amd/cimx/sb800/Kconfig
+++ b/src/southbridge/amd/cimx/sb800/Kconfig
@@ -191,7 +191,7 @@ config SB800_FWM_POSITION
 	default 0xFFF20000 if SB800_FWM_AT_FFF20000
 	default 0xFFE20000 if SB800_FWM_AT_FFE20000
 	default 0xFFC20000 if SB800_FWM_AT_FFC20000
-	default 0xFF820000 if SB800_FWM_AT_FFE20000
+	default 0xFF820000 if SB800_FWM_AT_FF820000
 
 endif  #SB800_IMC_FWM