diff --git a/testing/util.py b/testing/util.py
index 4edb7a9e..f3bad308 100644
--- a/testing/util.py
+++ b/testing/util.py
@@ -46,6 +46,7 @@ def run_opts(
         files=(),
         color=False,
         verbose=False,
+        quiet=False,
         hook=None,
         from_ref='',
         to_ref='',
@@ -63,6 +64,7 @@ def run_opts(
         files=files,
         color=color,
         verbose=verbose,
+        quiet=quiet,
         hook=hook,
         from_ref=from_ref,
         to_ref=to_ref,