diff --git a/personal_book.gemspec b/personal_book.gemspec
index 20f61cd..4d02244 100644
--- a/personal_book.gemspec
+++ b/personal_book.gemspec
@@ -7,7 +7,7 @@ template_path = ENV['PWD'] + '/app/templates'
 all_template = Dir.glob(template_path+'/*/')
 puts 'copying module'
 all_template.each do |folder|
-    if folder[0...-1] != 'mobile'
+    if folder.split('/')[-1] != 'mobile'
         begin 
             system ('cp -r '+ app_path + '/modules/ ' + folder)
         rescue