diff --git a/website/docs/usage/visualizers.md b/website/docs/usage/visualizers.md
index b1a6b8c7c..6d53fc150 100644
--- a/website/docs/usage/visualizers.md
+++ b/website/docs/usage/visualizers.md
@@ -283,7 +283,7 @@ from pathlib import Path
 nlp = spacy.load("en_core_web_sm")
 sentences = [u"This is an example.", u"This is another one."]
 for sent in sentences:
-    doc = nlp(sentence)
+    doc = nlp(sent)
     svg = displacy.render(doc, style="dep")
     file_name = '-'.join([w.text for w in doc if not w.is_punct]) + ".svg"
     output_path = Path("/images/" + file_name)