diff --git a/activerecord/lib/active_record/associations/belongs_to_association.rb b/activerecord/lib/active_record/associations/belongs_to_association.rb
index 532af3e83e..54b1a69774 100644
--- a/activerecord/lib/active_record/associations/belongs_to_association.rb
+++ b/activerecord/lib/active_record/associations/belongs_to_association.rb
@@ -1,5 +1,5 @@
 module ActiveRecord
-  # = Active Record Belongs To Associations
+  # = Active Record Belongs To Association
   module Associations
     class BelongsToAssociation < SingularAssociation #:nodoc: