diff --git a/lib/twine/formatters/django.rb b/lib/twine/formatters/django.rb
index e9775c8..87d16fe 100644
--- a/lib/twine/formatters/django.rb
+++ b/lib/twine/formatters/django.rb
@@ -18,7 +18,6 @@ module Twine
         key_regex = /msgid *"(.*)"$/
         value_regex = /msgstr *"(.*)"$/m
 
-        last_comment = nil
         while line = io.gets          
           comment_match = comment_regex.match(line)
           if comment_match
diff --git a/lib/twine/formatters/jquery.rb b/lib/twine/formatters/jquery.rb
index 34bcad5..2712782 100644
--- a/lib/twine/formatters/jquery.rb
+++ b/lib/twine/formatters/jquery.rb
@@ -41,7 +41,7 @@ module Twine
 
       def format_sections(twine_file, lang)
         sections = twine_file.sections.map { |section| format_section(section, lang) }
-        sections.delete_if &:empty?
+        sections.delete_if(&:empty?)
         sections.join(",\n\n")
       end
 
diff --git a/lib/twine/plugin.rb b/lib/twine/plugin.rb
index c696223..ab841f9 100644
--- a/lib/twine/plugin.rb
+++ b/lib/twine/plugin.rb
@@ -57,7 +57,7 @@ module Twine
     end
 
     def join_path *paths
-      File.expand_path File.join *paths
+      File.expand_path File.join(*paths)
     end
   end
 end
diff --git a/lib/twine/runner.rb b/lib/twine/runner.rb
index bfba1fa..ca84e7d 100644
--- a/lib/twine/runner.rb
+++ b/lib/twine/runner.rb
@@ -299,7 +299,7 @@ module Twine
     end
 
     def find_formatter(&block)
-      formatters = Formatters.formatters.select &block
+      formatters = Formatters.formatters.select(&block)
       if formatters.empty?
         return nil
       elsif formatters.size > 1