diff --git a/src/mainboard/tyan/Kconfig b/src/mainboard/tyan/Kconfig
index 6c35b3d48c..93b6d9d4c2 100644
--- a/src/mainboard/tyan/Kconfig
+++ b/src/mainboard/tyan/Kconfig
@@ -24,6 +24,8 @@ choice
 	
 source "src/mainboard/tyan/s1846/Kconfig"
 source "src/mainboard/tyan/s2735/Kconfig"
+source "src/mainboard/tyan/s2850/Kconfig"
+source "src/mainboard/tyan/s2875/Kconfig"
 source "src/mainboard/tyan/s2880/Kconfig"
 source "src/mainboard/tyan/s2881/Kconfig"
 source "src/mainboard/tyan/s2882/Kconfig"