diff --git a/arch/loongarch/vdso/elf.S b/arch/loongarch/vdso/elf.S
index 9bb21b9f9583..d6e000003b85 100644
--- a/arch/loongarch/vdso/elf.S
+++ b/arch/loongarch/vdso/elf.S
@@ -7,9 +7,12 @@
 
 #include <asm/vdso/vdso.h>
 
+#include <linux/build-salt.h>
 #include <linux/elfnote.h>
 #include <linux/version.h>
 
 ELFNOTE_START(Linux, 0, "a")
 	.long LINUX_VERSION_CODE
 ELFNOTE_END
+
+BUILD_SALT