diff --git a/arch/Config.in.powerpc b/arch/Config.in.powerpc
index e444cb8e26..239f5dca1a 100644
--- a/arch/Config.in.powerpc
+++ b/arch/Config.in.powerpc
@@ -157,6 +157,9 @@ config BR2_ENDIAN
 	default "BIG"    if BR2_powerpc || BR2_powerpc64
 	default "LITTLE" if BR2_powerpc64le
 
+config BR2_ARCH_HAS_ATOMICS
+	default y
+
 config BR2_GCC_TARGET_TUNE
 	default "401"		if BR2_powerpc_401
 	default "403"		if BR2_powerpc_403