diff --git a/src/_zkapauthorizer/tests/test_plugin.py b/src/_zkapauthorizer/tests/test_plugin.py
index 6693706bc85a1d7ff381b1afaffee7374e5b6999..f300d3a6ece15d8ba48479bb437c300a2057fc0d 100644
--- a/src/_zkapauthorizer/tests/test_plugin.py
+++ b/src/_zkapauthorizer/tests/test_plugin.py
@@ -50,7 +50,6 @@ from testtools.matchers import (
     Contains,
     ContainsDict,
     Equals,
-    FileContains,
     HasLength,
     IsInstance,
     Matcher,