1 files changed, 12 insertions, 6 deletions
diff --git a/lib/arel/engines/sql/extensions/range.rb b/lib/arel/engines/sql/extensions/range.rb
index 946dbc2633..25bf1d01da 100644
--- a/lib/arel/engines/sql/extensions/range.rb
+++ b/lib/arel/engines/sql/extensions/range.rb
@@ -1,9 +1,15 @@
-class Range
-  def to_sql(formatter = nil)
-    formatter.range self.begin, self.end
-  end
+module Arel
+  module Sql
+    module RangeExtensions
+      def to_sql(formatter = nil)
+        formatter.range self.begin, self.end
+      end
 
-  def inclusion_predicate_sql
-    "BETWEEN"
+      def inclusion_predicate_sql
+        "BETWEEN"
+      end
+      
+      Range.send(:include, self)
+    end
   end
 end