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-rw-r--r--guides/rails_guides/generator.rb6
1 files changed, 3 insertions, 3 deletions
diff --git a/guides/rails_guides/generator.rb b/guides/rails_guides/generator.rb
index 48e90510e1..fd33c3f8a7 100644
--- a/guides/rails_guides/generator.rb
+++ b/guides/rails_guides/generator.rb
@@ -63,9 +63,9 @@ module RailsGuides
end
def mobi
- mobi = "ruby_on_rails_guides_#{@version || @edge[0, 7]}"
- mobi += ".#{@language}" if @language
- mobi += ".mobi"
+ mobi = +"ruby_on_rails_guides_#{@version || @edge[0, 7]}"
+ mobi << ".#{@language}" if @language
+ mobi << ".mobi"
end
def initialize_dirs