diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index 60cdad1..0275dda 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -131,6 +131,8 @@
 CONFIG_CLK=y
 CONFIG_CLK_COMPOSITE_CCF=y
 CONFIG_CLK_SCMI=y
+CONFIG_CLK_K210=y
+CONFIG_CLK_K210_SET_RATE=y
 CONFIG_SANDBOX_CLK_CCF=y
 CONFIG_CPU=y
 CONFIG_DM_DEMO=y