diff --git a/cromulent/vocab.py b/cromulent/vocab.py
index 2a710dd..be12a27 100644
--- a/cromulent/vocab.py
+++ b/cromulent/vocab.py
@@ -108,6 +108,11 @@ def register_instance(name, data):
         t = parent("http://vocab.getty.edu/%s/%s" % (vocab, id))
     t._label = label
     instances[name] = t
+
+    # Languages have a code (e.g. 'en') that goes in `notation`
+    if 'code' in data:
+        t.notation = data['code']
+
     return t
 
 
diff --git a/setup.py b/setup.py
index 25312a8..d6312c6 100644
--- a/setup.py
+++ b/setup.py
@@ -9,10 +9,11 @@
     package_data = {
         'cromulent': ['data/crm_vocab.tsv', 'data/overrides.json', 
         'data/key_order.json', 'data/linked-art.json', 
-        'data/cidoc-extension.json', 'data/crm-profile.json']
+        'data/cidoc-extension.json', 'data/crm-profile.json',
+        'data/vocab_classes.json', 'data/vocab_instances.json']
     },
     test_suite="tests",
-    version = '0.17.2',
+    version = '1.0.1',
     description = 'A library for mapping CIDOC-CRM (v7.1) classes to Python objects',
     author = 'Rob Sanderson',
     author_email = 'robert.sanderson@yale.edu',