diff --git a/django/contrib/sessions/models.py b/django/contrib/sessions/models.py
index 7f9dcb584e..cf2865fcc8 100644
--- a/django/contrib/sessions/models.py
+++ b/django/contrib/sessions/models.py
@@ -65,7 +65,3 @@ class Session(models.Model):
         # just return an empty dictionary (an empty session).
         except:
             return {}
-
-from django.contrib import admin
-class SessionAdmin(admin.ModelAdmin):
-    pass