diff --git a/gluon/scheduler.py b/gluon/scheduler.py
index a68152b58..e758c3792 100644
--- a/gluon/scheduler.py
+++ b/gluon/scheduler.py
@@ -477,7 +477,8 @@ def write(self, data):
             # Get controller-specific subdirectory if task.app is of
             # form 'app/controller'
             (a, c, f) = parse_path_info(task.app)
-            _env = env(a=a, c=c, import_models=True)
+            _env = env(a=a, c=c, import_models=True,
+                       extra_request={'is_scheduler': True})
             logging.getLogger().setLevel(level)
             f = task.function
             functions = current._scheduler.tasks