diff --git a/lib/rational.rb b/lib/rational.rb
index 24774c357b..4b39f83152 100644
--- a/lib/rational.rb
+++ b/lib/rational.rb
@@ -1,19 +1,19 @@
 class Fixnum
 
   alias quof fdiv
+  alias rdiv quo
 
   alias power! **
   alias rpower **
-  alias rdiv quo
 
 end
 
 class Bignum
 
   alias quof fdiv
+  alias rdiv quo
 
   alias power! **
   alias rpower **
-  alias rdiv quo
 
 end