diff --git a/src/core/libosmocore.map b/src/core/libosmocore.map
index 7bca331..bce3399 100644
--- a/src/core/libosmocore.map
+++ b/src/core/libosmocore.map
@@ -267,6 +267,7 @@
 osmo_iofd_sendto_msgb;
 osmo_iofd_set_alloc_info;
 osmo_iofd_set_data;
+osmo_iofd_set_ioops;
 osmo_iofd_set_priv_nr;
 osmo_iofd_setup;
 osmo_iofd_txqueue_clear;