diff --git a/tools/lib/capitalization.py b/tools/lib/capitalization.py
index 8402d21c28..2510b5b2ec 100644
--- a/tools/lib/capitalization.py
+++ b/tools/lib/capitalization.py
@@ -49,7 +49,7 @@ IGNORED_PHRASES = [
     r"\.zuliprc",
     # BeautifulSoup will remove <z-user> which is horribly confusing,
     # so we need more of the sentence.
-    r"<z-user></z-user> will have the same role"
+    r"<z-user></z-user> will have the same role",
     # Things using "I"
     r"I understand",
     r"I'm",