diff --git a/include/osmocom/core/timer.h b/include/osmocom/core/timer.h
index 1979766..6ffc3b1 100644
--- a/include/osmocom/core/timer.h
+++ b/include/osmocom/core/timer.h
@@ -84,6 +84,7 @@
  * internal timer list management
  */
 struct timeval *osmo_timers_nearest(void);
+int osmo_timers_nearest_ms(void);
 void osmo_timers_prepare(void);
 int osmo_timers_update(void);
 int osmo_timers_check(void);