1 files changed, 2 insertions, 3 deletions
diff --git a/railties/lib/rails/generators/named_base.rb b/railties/lib/rails/generators/named_base.rb
index e96fc63ee9..9cef55e0a6 100644
--- a/railties/lib/rails/generators/named_base.rb
+++ b/railties/lib/rails/generators/named_base.rb
@@ -150,9 +150,8 @@ module Rails
 
         # Convert attributes array into GeneratedAttribute objects.
         def parse_attributes! #:nodoc:
-          self.attributes = (attributes || []).map do |key_value|
-            name, type = key_value.split(':')
-            Rails::Generators::GeneratedAttribute.new(name, type)
+          self.attributes = (attributes || []).map do |attr|
+            Rails::Generators::GeneratedAttribute.parse(attr)
           end
         end