diff --git a/nested_inline/admin.py b/nested_inline/admin.py
index 68daca9..452a6f4 100644
--- a/nested_inline/admin.py
+++ b/nested_inline/admin.py
@@ -19,9 +19,12 @@
 
 
 class InlineInstancesMixin():
+    def get_inlines(self, request, obj):
+        return super().get_inlines(request, obj) if hasattr(super(), 'get_inlines') else self.inlines
+
     def get_inline_instances(self, request, obj=None):
         inline_instances = []
-        for inline_class in self.inlines:
+        for inline_class in self.get_inlines(request, obj):
             inline = inline_class(self.model, self.admin_site)
             if request:
                 if VERSION < (2, 1, 0):