diff --git a/spacy/tests/regression/test_issue429.py b/spacy/tests/regression/test_issue429.py
index 1baa9a1db..74f12bd9f 100644
--- a/spacy/tests/regression/test_issue429.py
+++ b/spacy/tests/regression/test_issue429.py
@@ -9,11 +9,14 @@ import pytest
 @pytest.mark.models('en')
 def test_issue429(EN):
     def merge_phrases(matcher, doc, i, matches):
-      if i != len(matches) - 1:
-        return None
-      spans = [(ent_id, ent_id, doc[start:end]) for ent_id, start, end in matches]
-      for ent_id, label, span in spans:
-        span.merge('NNP' if label else span.root.tag_, span.text, EN.vocab.strings[label])
+        if i != len(matches) - 1:
+            return None
+        spans = [(ent_id, ent_id, doc[start:end]) for ent_id, start, end in matches]
+        for ent_id, label, span in spans:
+            span.merge(
+                tag=('NNP' if label else span.root.tag_),
+                lemma=span.text,
+                label='PERSON')
 
     doc = EN('a')
     matcher = Matcher(EN.vocab)