diff --git a/tests/py/test_history.py b/tests/py/test_history.py
index f0eca54637..97b84471dc 100644
--- a/tests/py/test_history.py
+++ b/tests/py/test_history.py
@@ -69,7 +69,7 @@ def test_iter_payday_events(self):
 
         # Make all events in the same year.
         delta = '%s days' % (364 - (now - datetime(now.year, 1, 1)).days)
-         self.db.run("""
+        self.db.run("""
             UPDATE paydays
                 SET ts_start = ts_start + interval %(delta)s
                   , ts_end = ts_end + interval %(delta)s;