diff --git a/django/core/management/commands/flush.py b/django/core/management/commands/flush.py
index 98e3f3151b..f7e769bdac 100644
--- a/django/core/management/commands/flush.py
+++ b/django/core/management/commands/flush.py
@@ -66,12 +66,12 @@ The full error: %s""" % (connection.settings_dict['NAME'], e))
             # Emit the post sync signal. This allows individual
             # applications to respond as if the database had been
             # sync'd from scratch.
-            all_models = [
-                (app.__name__.split('.')[-2],
-                    [m for m in models.get_models(app, include_auto_created=True)
-                    if router.allow_syncdb(db, m)])
-                for app in models.get_apps()
-            ]
+            all_models = []
+            for app in models.get_apps():
+                all_models.extend([
+                    m for m in models.get_models(app, include_auto_created=True)
+                    if router.allow_syncdb(db, m)
+                ])
             emit_post_sync_signal(all_models, verbosity, interactive, db)
 
             # Reinstall the initial_data fixture.