diff --git a/arch/x86/kernel/x8664_ksyms_64.c b/arch/x86/kernel/x8664_ksyms_64.c
index 099a4db8d3f3..a2cca5d2962d 100644
--- a/arch/x86/kernel/x8664_ksyms_64.c
+++ b/arch/x86/kernel/x8664_ksyms_64.c
@@ -2,6 +2,7 @@
    All C exports should go in the respective C files. */
 
 #include <linux/export.h>
+#include <linux/spinlock_types.h>
 #include <linux/smp.h>
 
 #include <net/checksum.h>