diff --git a/CHANGELOG b/CHANGELOG
index e01be630e2..0ed09040b7 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,4 @@
+* Add au_abn and au_acn as tax identifiers
 * Add at, ua and vn party identifiers
 
 Version 6.0.0 - 2021-05-03
diff --git a/party.py b/party.py
index c4d01b10ee..d28926d1ec 100644
--- a/party.py
+++ b/party.py
@@ -497,6 +497,8 @@ TAX_IDENTIFIER_TYPES = [
     'al_nipt',
     'ar_cuit',
     'at_uid',
+    'au_abn',
+    'au_acn',
     'be_vat',
     'bg_vat',
     'by_unp',