diff --git a/include/configs/tinker_rk3288.h b/include/configs/tinker_rk3288.h
index 860eb404fbff8f1e8baec99aeb89cfa78f9c285c..c398e072d2c00ef9cd626ae598f2dc18451f96a6 100644
--- a/include/configs/tinker_rk3288.h
+++ b/include/configs/tinker_rk3288.h
@@ -13,7 +13,7 @@
 #undef BOOT_TARGET_DEVICES
 
 #define BOOT_TARGET_DEVICES(func) \
-	func(MMC, mmc, 0)
+	func(MMC, mmc, 1)
 
 #define CONFIG_ENV_IS_IN_MMC
 #define CONFIG_SYS_MMC_ENV_DEV 0