diff --git a/coreapi/private.h b/coreapi/private.h
index 38904d266..ebc1618f8 100644
--- a/coreapi/private.h
+++ b/coreapi/private.h
@@ -1426,7 +1426,7 @@ void v_table_reference_destroy(VTableReference *ref);
 
 void _linphone_core_add_listener(LinphoneCore *lc, LinphoneCoreVTable *vtable, bool_t autorelease);
 
-void linphone_core_v_table_set_internal(LinphoneCoreVTable *table, bool_t internal);
+LINPHONE_PUBLIC void linphone_core_v_table_set_internal(LinphoneCoreVTable *table, bool_t internal);
 bool_t linphone_core_v_table_is_internal(LinphoneCoreVTable *table);
 
 #ifdef VIDEO_ENABLED