diff --git a/init/version.c b/init/version.c
index 041fd82..52a8b98 100644
--- a/init/version.c
+++ b/init/version.c
@@ -13,11 +13,13 @@
 #include <linux/utsrelease.h>
 #include <linux/version.h>
 
+#ifndef CONFIG_KALLSYMS
 #define version(a) Version_ ## a
 #define version_string(a) version(a)
 
 extern int version_string(LINUX_VERSION_CODE);
 int version_string(LINUX_VERSION_CODE);
+#endif
 
 struct uts_namespace init_uts_ns = {
 	.kref = {