diff --git a/fs/cpio/cpio.mk b/fs/cpio/cpio.mk
index 28a435dd5e..81f8c393d1 100644
--- a/fs/cpio/cpio.mk
+++ b/fs/cpio/cpio.mk
@@ -37,7 +37,11 @@ ROOTFS_CPIO_OPTS += --reproducible
 endif
 
 define ROOTFS_CPIO_CMD
-	cd $(TARGET_DIR) && find . | cpio $(ROOTFS_CPIO_OPTS) --quiet -o -H newc > $@
+	cd $(TARGET_DIR) && \
+	find . \
+	| LC_ALL=C sort \
+	| cpio $(ROOTFS_CPIO_OPTS) --quiet -o -H newc \
+	> $@
 endef
 
 ifeq ($(BR2_TARGET_ROOTFS_CPIO_UIMAGE),y)