diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 7e9642c..2d174cc 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -1,3 +1,4 @@
+0.6.2 - Compat for middleware check
 0.6.1 - Python 3 compatibility fix
 0.6.0 - Version 0.6 (Django 1.10 support)
 0.4.0 - Py3k support
diff --git a/django_pdb/__init__.py b/django_pdb/__init__.py
index 762bf68..db2ac1c 100644
--- a/django_pdb/__init__.py
+++ b/django_pdb/__init__.py
@@ -1,6 +1,6 @@
 from __future__ import print_function
 from django.conf import settings
-__version__ = '0.6.1'
+__version__ = '0.6.2'
 
 POST_MORTEM = getattr(settings, 'POST_MORTEM', False)
 DEBUG = getattr(settings, 'DEBUG', False)
diff --git a/django_pdb/management/commands/runserver.py b/django_pdb/management/commands/runserver.py
index 68bf91f..56c4efe 100644
--- a/django_pdb/management/commands/runserver.py
+++ b/django_pdb/management/commands/runserver.py
@@ -54,10 +54,13 @@ def handle(self, *args, **options):
         pdb_option = options.pop('pdb')
         ipdb_option = options.pop('ipdb')
 
-        middleware = 'django_pdb.middleware.PdbMiddleware'
+        pdb_middleware = 'django_pdb.middleware.PdbMiddleware'
+        middleware = (settings.MIDDLEWARE
+                      if hasattr(settings, 'MIDDLEWARE')
+                      else settings.MIDDLEWARE_CLASSES)
         if ((pdb_option or settings.DEBUG)
-            and middleware not in settings.MIDDLEWARE_CLASSES):
-            settings.MIDDLEWARE_CLASSES += (middleware,)
+            and pdb_middleware not in middleware):
+            middleware += (pdb_middleware,)
 
         self.pm = options.pop('pm')
         if self.pm: