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-rw-r--r--activerecord/lib/active_record/reflection.rb2
1 files changed, 1 insertions, 1 deletions
diff --git a/activerecord/lib/active_record/reflection.rb b/activerecord/lib/active_record/reflection.rb
index 98f0418d3f..52968070cb 100644
--- a/activerecord/lib/active_record/reflection.rb
+++ b/activerecord/lib/active_record/reflection.rb
@@ -124,7 +124,7 @@ module ActiveRecord
# <tt>composed_of :balance, :class_name => 'Money'</tt> returns <tt>'Money'</tt>
# <tt>has_many :clients</tt> returns <tt>'Client'</tt>
def class_name
- @class_name ||= options[:class_name] || derive_class_name
+ @class_name ||= (options[:class_name] || derive_class_name).to_s
end
# Returns +true+ if +self+ and +other_aggregation+ have the same +name+ attribute, +active_record+ attribute,