diff --git a/libpostal.def b/libpostal.def
index 2ae95c39..1b8e5a6a 100644
--- a/libpostal.def
+++ b/libpostal.def
@@ -24,6 +24,7 @@ libpostal_is_toponym_duplicate
 libpostal_is_unit_duplicate
 libpostal_near_dupe_hashes
 libpostal_near_dupe_hashes_languages
+libpostal_near_dupe_name_hashes
 libpostal_normalize_string
 libpostal_normalize_string_languages
 libpostal_normalized_tokens