1 files changed, 6 insertions, 6 deletions
diff --git a/activerecord/lib/active_record/associations/builder/singular_association.rb b/activerecord/lib/active_record/associations/builder/singular_association.rb
index 62d48d3a2c..638a2ec72a 100644
--- a/activerecord/lib/active_record/associations/builder/singular_association.rb
+++ b/activerecord/lib/active_record/associations/builder/singular_association.rb
@@ -29,16 +29,16 @@ module ActiveRecord::Associations::Builder
       def define_constructors
         name = self.name
 
-        model.redefine_method("build_#{name}") do |*params|
-          association(name).build(*params)
+        model.redefine_method("build_#{name}") do |*params, &block|
+          association(name).build(*params, &block)
         end
 
-        model.redefine_method("create_#{name}") do |*params|
-          association(name).create(*params)
+        model.redefine_method("create_#{name}") do |*params, &block|
+          association(name).create(*params, &block)
         end
 
-        model.redefine_method("create_#{name}!") do |*params|
-          association(name).create!(*params)
+        model.redefine_method("create_#{name}!") do |*params, &block|
+          association(name).create!(*params, &block)
         end
       end
   end