diff --git a/personal_conference.gemspec b/personal_conference.gemspec
index 20b4593..50cebb8 100644
--- a/personal_conference.gemspec
+++ b/personal_conference.gemspec
@@ -7,10 +7,12 @@ template_path = ENV['PWD'] + '/app/templates'
 all_template = Dir.glob(template_path+'/*/')
 puts 'copying module'
 all_template.each do |folder|
-    begin 
-        system ('cp -r '+ app_path + '/modules/ ' + folder)
-    rescue 
-        puts 'error copy'
+    if folder[0...-1] != 'mobile'
+        begin 
+            system ('cp -r '+ app_path + '/modules/ ' + folder)
+        rescue 
+            puts 'error copy'
+        end
     end
 end
 system  ('rm -r '+app_path + '/modules/')