diff --git a/sys/compat/linuxkpi/common/include/linux/shrinker.h b/sys/compat/linuxkpi/common/include/linux/shrinker.h
--- a/sys/compat/linuxkpi/common/include/linux/shrinker.h
+++ b/sys/compat/linuxkpi/common/include/linux/shrinker.h
@@ -51,7 +51,11 @@
 void	linuxkpi_unregister_shrinker(struct shrinker *s);
 void	linuxkpi_synchronize_shrinkers(void);
 
+#if defined(LINUXKPI_VERSION) && LINUXKPI_VERSION >= 60000
+#define	register_shrinker(s, ...)	linuxkpi_register_shrinker(s)
+#else
 #define	register_shrinker(s)	linuxkpi_register_shrinker(s)
+#endif
 #define	unregister_shrinker(s)	linuxkpi_unregister_shrinker(s)
 #define	synchronize_shrinkers()	linuxkpi_synchronize_shrinkers()