diff --git a/lib/sunspot/index_queue/entry/active_record_impl.rb b/lib/sunspot/index_queue/entry/active_record_impl.rb
index 8540dc4..d67f05a 100644
--- a/lib/sunspot/index_queue/entry/active_record_impl.rb
+++ b/lib/sunspot/index_queue/entry/active_record_impl.rb
@@ -92,7 +92,7 @@ def add(klass, id, delete, priority)
           end
           
           # Implementation of the delete_entries method.
-          def delete_entries(ids)
+          def delete_entries (ids)
             delete_all(:id => ids)
           end
           
diff --git a/lib/sunspot/index_queue/entry/data_mapper_impl.rb b/lib/sunspot/index_queue/entry/data_mapper_impl.rb
index d5efbba..cda57fc 100644
--- a/lib/sunspot/index_queue/entry/data_mapper_impl.rb
+++ b/lib/sunspot/index_queue/entry/data_mapper_impl.rb
@@ -83,7 +83,7 @@ def add(klass, id, delete, priority)
           end
           
           # Implementation of the delete_entries method.
-          def delete_entries(ids)
+          def delete_entries (ids)
             all(:id => ids).destroy!
           end
         end
diff --git a/lib/sunspot/index_queue/entry/mongo_impl.rb b/lib/sunspot/index_queue/entry/mongo_impl.rb
index 8b4d62e..1420b02 100644
--- a/lib/sunspot/index_queue/entry/mongo_impl.rb
+++ b/lib/sunspot/index_queue/entry/mongo_impl.rb
@@ -141,7 +141,7 @@ def add(klass, id, delete, priority)
           end
           
           # Implementation of the delete_entries method.
-          def delete_entries(ids)
+          def delete_entries (ids)
             collection.remove(:_id => {'$in' => ids})
           end
         end