diff --git a/sample_project/app/admin.py b/sample_project/app/admin.py
index c79aaf4..3fca3f2 100644
--- a/sample_project/app/admin.py
+++ b/sample_project/app/admin.py
@@ -6,7 +6,7 @@ from adminsortable.admin import (SortableAdmin, SortableTabularInline,
 from adminsortable.utils import get_is_sortable
 from app.models import (Category, Widget, Project, Credit, Note, GenericNote,
     Component, Person, NonSortableCategory, SortableCategoryWidget,
-    SortableNonInlineCategory)
+    SortableNonInlineCategory, NonSortableCredit, NonSortableNote)
 
 
 admin.site.register(Category, SortableAdmin)
@@ -56,8 +56,21 @@ class GenericNoteInline(SortableGenericStackedInline):
     extra = 0
 
 
+class NonSortableCreditInline(admin.TabularInline):
+    model = NonSortableCredit
+    extra = 1
+
+
+class NonSortableNoteInline(admin.StackedInline):
+    model = NonSortableNote
+    extra = 0
+
+
 class ProjectAdmin(SortableAdmin):
-    inlines = [CreditInline, NoteInline, GenericNoteInline]
+    inlines = [
+        CreditInline, NoteInline, GenericNoteInline,
+        NonSortableCreditInline, NonSortableNoteInline
+    ]
     list_display = ['__unicode__', 'category']
 
 admin.site.register(Project, ProjectAdmin)
diff --git a/sample_project/app/models.py b/sample_project/app/models.py
index e90e85e..d882930 100644
--- a/sample_project/app/models.py
+++ b/sample_project/app/models.py
@@ -71,6 +71,25 @@ class Note(Sortable):
         return self.text
 
 
+# Registered as a tabular inline on `Project` which can't be sorted
+class NonSortableCredit(models.Model):
+    project = models.ForeignKey(Project)
+    first_name = models.CharField(max_length=30)
+    last_name = models.CharField(max_length=30)
+
+    def __unicode__(self):
+        return '{0} {1}'.format(self.first_name, self.last_name)
+
+
+# Registered as a stacked inline on `Project` which can't be sorted
+class NonSortableNote(models.Model):
+    project = models.ForeignKey(Project)
+    text = models.CharField(max_length=100)
+
+    def __unicode__(self):
+        return self.text
+
+
 # A generic bound model
 class GenericNote(SimpleModel, Sortable):
     content_type = models.ForeignKey(ContentType,
@@ -97,6 +116,7 @@ class Component(SimpleModel, Sortable):
         return self.title
 
 
+
 class Person(Sortable):
     class Meta(Sortable.Meta):
         verbose_name_plural = 'People'
diff --git a/sample_project/database/test_project.sqlite b/sample_project/database/test_project.sqlite
index 723eb74..6bbcbec 100644
Binary files a/sample_project/database/test_project.sqlite and b/sample_project/database/test_project.sqlite differ