1 files changed, 1 insertions, 1 deletions
diff --git a/tests/test_distributor.py b/tests/test_distributor.py
index acebcf4a86..010aeaee7e 100644
--- a/tests/test_distributor.py
+++ b/tests/test_distributor.py
@@ -62,7 +62,7 @@ class DistributorTestCase(unittest.TestCase):
     def test_signal_catch(self):
         self.dist.declare("alarm")
 
-        observers = [Mock() for i in 1, 2]
+        observers = [Mock() for i in (1, 2)]
         for o in observers:
             self.dist.observe("alarm", o)