diff --git a/lib/redistat/date.rb b/lib/redistat/date.rb
index ebfa6f0..735d790 100644
--- a/lib/redistat/date.rb
+++ b/lib/redistat/date.rb
@@ -67,10 +67,12 @@ class Date
   def to_redistat
     Redistat::Date.new(self)
   end
+  alias :to_rs :to_redistat
 end
 
 class Time
   def to_redistat
     Redistat::Date.new(self)
   end
+  alias :to_rs :to_redistat
 end
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