diff --git a/lib/date.rb b/lib/date.rb
index 722ecd154e..6037d911bb 100644
--- a/lib/date.rb
+++ b/lib/date.rb
@@ -806,15 +806,12 @@ class Date
 
   # Get the minute of this date.
   def min() time[1] end
-  alias :minute :min
 
   # Get the second of this date.
   def sec() time[2] end
-  alias :second :sec
 
   # Get the fraction-of-a-second of this date.
   def sec_fraction() time[3] end
-  alias :second_fraction :sec_fraction
 
   private :hour, :min, :sec, :sec_fraction