diff --git a/src/rate_ctr.c b/src/rate_ctr.c
index f995f3f..3ccd065 100644
--- a/src/rate_ctr.c
+++ b/src/rate_ctr.c
@@ -147,7 +147,7 @@
 int rate_ctr_init(void *tall_ctx)
 {
 	tall_rate_ctr_ctx = tall_ctx;
-	rate_ctr_timer.cb = rate_ctr_timer_cb;
+	osmo_timer_setup(&rate_ctr_timer, rate_ctr_timer_cb, NULL);
 	osmo_timer_schedule(&rate_ctr_timer, 1, 0);
 
 	return 0;