diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index 8b878e2..02534bf 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -68,6 +68,7 @@ CONFIG_SOUND=y
 CONFIG_SOUND_SANDBOX=y
 CONFIG_SANDBOX_SPI=y
 CONFIG_TIMER=y
+CONFIG_TIMER_EARLY=y
 CONFIG_SANDBOX_TIMER=y
 CONFIG_TPM_TIS_SANDBOX=y
 CONFIG_USB=y