diff --git a/include/linux/posix-timers.h b/include/linux/posix-timers.h
index f9fbb4c620c1e..e685916551bf6 100644
--- a/include/linux/posix-timers.h
+++ b/include/linux/posix-timers.h
@@ -161,6 +161,7 @@ static inline void posix_cputimers_rt_watchdog(struct posix_cputimers *pct,
 	},
 #else
 struct posix_cputimers { };
+struct cpu_timer { };
 #define INIT_CPU_TIMERS(s)
 static inline void posix_cputimers_init(struct posix_cputimers *pct) { }
 static inline void posix_cputimers_group_init(struct posix_cputimers *pct,