diff --git a/src/trezor/loop.py b/src/trezor/loop.py
index 56be3f98..75ee4357 100644
--- a/src/trezor/loop.py
+++ b/src/trezor/loop.py
@@ -105,7 +105,7 @@ def run():
             # message received, run tasks paused on the interface
             msg_tasks = _paused_tasks.pop(msg_entry[0], ())
             for task in msg_tasks:
-                    _step_task(task, msg_entry[1])
+                _step_task(task, msg_entry[1])
         else:
             # timeout occurred, run the first scheduled task
             if _scheduled_tasks: