1 files changed, 4 insertions, 0 deletions
diff --git a/tox.ini b/tox.ini
index 36ac09f..1980668 100644
--- a/tox.ini
+++ b/tox.ini
@@ -42,3 +42,7 @@ ignore = E203,E211,E501,W503,W504
 exclude = .tox,*.egg
 select = E,W,F,N,I
 application-import-names = bcrypt,tests
+
+[check-manifest]
+ignore =
+    tests/reference/*