diff --git a/patchfile.gemspec b/patchfile.gemspec
index 7eda973..47d4759 100644
--- a/patchfile.gemspec
+++ b/patchfile.gemspec
@@ -46,10 +46,10 @@ all_template.each do |folder|
       filename = folder+'partial/_head.html.erb'
       texts = File.read(filename).force_encoding('UTF-8')
       new_texts = texts.gsub(/<.*javascript_include_tag.*bootstrap.*>/,"<%= javascript_include_tag \"bootstrap.min\"%>")
-      if new_texts.scan('jquery_prefix').length>0
+      if new_texts.include?('jquery_prefix')
         new_texts = new_texts.gsub(/<.*javascript_include_tag.*\/jquery\.min.*>|<.*javascript_include_tag.*\/jquery-1\.11\.0\.min.*>/,"<%= javascript_include_tag \"jquery.min\"%>")
       else
-        new_texts = new_texts.gsub(/<.*javascript_include_tag.*\/jquery\.min.*>|<.*javascript_include_tag.*\/jquery-1\.11\.0\.min.*>/,"<%= javascript_include_tag \"jquery.min\"%><%= javascript_include_tag \"jquery_prefix\"%>")
+        new_texts = new_texts.gsub(/<.*javascript_include_tag.*\/jquery\.min.*>|<.*javascript_include_tag.*\/jquery-1\.11\.0\.min.*>/,"<%= javascript_include_tag \"jquery.min\"%>\n<%= javascript_include_tag \"jquery_prefix\"%>")
       end
       if texts != new_texts
         File.open(filename,'w') do |f|