diff --git a/src/mainboard/google/cyan/Kconfig b/src/mainboard/google/cyan/Kconfig
index 2bb6b9238c..eacc8ef87d 100644
--- a/src/mainboard/google/cyan/Kconfig
+++ b/src/mainboard/google/cyan/Kconfig
@@ -29,12 +29,14 @@ config BOARD_GOOGLE_CELES
 
 config BOARD_GOOGLE_CYAN
 	select BOARD_GOOGLE_BASEBOARD_CYAN
+	select SYSTEM_TYPE_CONVERTIBLE
 
 config BOARD_GOOGLE_EDGAR
 	select BOARD_GOOGLE_BASEBOARD_CYAN
 
 config BOARD_GOOGLE_KEFKA
 	select BOARD_GOOGLE_BASEBOARD_CYAN
+	select SYSTEM_TYPE_CONVERTIBLE
 
 config BOARD_GOOGLE_REKS
 	select BOARD_GOOGLE_BASEBOARD_CYAN