diff --git a/include/configs/imx8qm_mek_android_auto.h b/include/configs/imx8qm_mek_android_auto.h
index 63ede93e48..274c2687ce 100644
--- a/include/configs/imx8qm_mek_android_auto.h
+++ b/include/configs/imx8qm_mek_android_auto.h
@@ -97,6 +97,7 @@
 #undef CONFIG_PHY_ATHEROS
 #undef CONFIG_CMD_FUSE
 #undef CONFIG_USB_FUNCTION_MASS_STORAGE
+#undef CONFIG_FAT_WRITE
 
 #if defined(CONFIG_XEN)
 #include "imx8qm_mek_android_auto_xen.h"
diff --git a/include/configs/imx8qxp_mek_android_auto.h b/include/configs/imx8qxp_mek_android_auto.h
index 6d472ffdac..cdee782a5a 100644
--- a/include/configs/imx8qxp_mek_android_auto.h
+++ b/include/configs/imx8qxp_mek_android_auto.h
@@ -93,6 +93,7 @@
 #undef CONFIG_AUTO_COMPLETE
 #undef CONFIG_USB_HOST_ETHER
 #undef CONFIG_USB_FUNCTION_MASS_STORAGE
+#undef CONFIG_FAT_WRITE
 
 #ifdef CONFIG_IMX_TRUSTY_OS
 #define AVB_RPMB