diff --git a/arch/Config.in.sh b/arch/Config.in.sh
index 1bdea37cbc..9f8f79c6ad 100644
--- a/arch/Config.in.sh
+++ b/arch/Config.in.sh
@@ -28,3 +28,6 @@ config BR2_ARCH
 config BR2_ENDIAN
 	default "LITTLE"	if BR2_sh4 || BR2_sh4a || BR2_sh64
 	default "BIG"		if BR2_sh2a || BR2_sh4eb || BR2_sh4aeb
+
+config BR2_ARCH_HAS_ATOMICS
+	default y