diff --git a/arch/Kconfig b/arch/Kconfig
index c5c03d438c..8fd39e36b4 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -125,6 +125,7 @@ config SANDBOX
 	select SUPPORT_EXTENSION_SCAN
 	imply BITREVERSE
 	select BLOBLIST
+	imply LTO
 	imply CMD_DM
 	imply CMD_EXCEPTION
 	imply CMD_GETTIME