diff --git a/src/_zkapauthorizer/model.py b/src/_zkapauthorizer/model.py
index b7d590bec3e26bf7ac8f9c288ed92fad88079e62..8b4a70810f97e4f26358d22b53650842b1e7977a 100644
--- a/src/_zkapauthorizer/model.py
+++ b/src/_zkapauthorizer/model.py
@@ -263,7 +263,7 @@ class VoucherStore(object):
         cursor.execute("BEGIN IMMEDIATE TRANSACTION")
         cursor.execute(
             """
-            SELECT ([text])
+            SELECT [text]
             FROM [tokens]
             WHERE [voucher] = ? AND [counter] = ?
             """,