diff --git a/kaminari.gemspec b/kaminari.gemspec
index 8ba529e..22e50fc 100644
--- a/kaminari.gemspec
+++ b/kaminari.gemspec
@@ -36,6 +36,7 @@ Gem::Specification.new do |s|
   s.add_development_dependency 'dm-migrations', ['>= 1.1.0']
   s.add_development_dependency 'dm-aggregates', ['>= 1.1.0']
   s.add_development_dependency 'dm-transactions', ['>= 1.1.0']
+  s.add_development_dependency 'dm-active_model', ['>= 1.1.0']
   s.add_development_dependency 'dm-sqlite-adapter', ['>= 1.1.0']
   s.add_development_dependency 'rspec', ['>= 0']
   s.add_development_dependency 'rspec-rails', ['>= 0']
diff --git a/lib/kaminari/helpers/action_view_extension.rb b/lib/kaminari/helpers/action_view_extension.rb
index 6e731d9..60520a7 100644
--- a/lib/kaminari/helpers/action_view_extension.rb
+++ b/lib/kaminari/helpers/action_view_extension.rb
@@ -93,7 +93,11 @@ module Kaminari
       elsif options[:entry_name]
         options[:entry_name]
       else
-        collection.model_name.human.downcase
+        if collection.respond_to? :model  # DataMapper
+          collection.model.model_name.human.downcase
+        else  # AR
+          collection.model_name.human.downcase
+        end
       end
       entry_name = entry_name.pluralize unless collection.total_count == 1