diff --git a/object_store.hpp b/object_store.hpp
index a2cf38b6..e125e905 100644
--- a/object_store.hpp
+++ b/object_store.hpp
@@ -32,6 +32,7 @@ namespace realm {
         static uint64_t get_schema_version(Group *group);
 
         // set a new schema version
+        // FIXME - should be private (set through update_realm_with_schema)
         static void set_schema_version(Group *group, uint64_t version);
 
         // checks if a migration is required for a given schema version