diff --git a/src/gprs_pcu.c b/src/gprs_pcu.c
index e8dba06..ecb7f29 100644
--- a/src/gprs_pcu.c
+++ b/src/gprs_pcu.c
@@ -61,6 +61,10 @@
 
 static int gprs_pcu_talloc_destructor(struct gprs_pcu *pcu)
 {
+	struct gprs_rlcmac_bts *bts;
+	while ((bts = llist_first_entry_or_null(&pcu->bts_list, struct gprs_rlcmac_bts, list)))
+		talloc_free(bts);
+
 	if (osmo_timer_pending(&pcu->update_stats_timer))
 		osmo_timer_del(&pcu->update_stats_timer);
 	neigh_cache_free(pcu->neigh_cache);