diff --git a/lib/tasks/create_lincences.rake b/lib/tasks/create_lincences.rake
index d46a7e0..6ebd4fe 100644
--- a/lib/tasks/create_lincences.rake
+++ b/lib/tasks/create_lincences.rake
@@ -6,7 +6,8 @@ namespace :software do
       if env.plugin_enabled?("MpogSoftware") or env.plugin_enabled?("MpogSoftwarePlugin")
         list_file = File.open "plugins/mpog_software/public/static/licences.txt", "r"
 
-        name_or_link = 'version'
+        version_or_link = 'version'
+        can_save = true
         licence = nil
 
         print 'Creating Licenses: '
@@ -15,13 +16,18 @@ namespace :software do
 
           if data.length != 0
             if version_or_link == 'version'
+              can_save = LicenseInfo.find_by_version(data) ? false : true
               licence = LicenseInfo::new :version => data
-
               version_or_link = 'link'
             elsif version_or_link == 'link'
               licence.link = data
-              licence.save!
-              print '.'
+
+              if can_save
+                licence.save!
+                print '.'
+              else
+                print 'F'
+              end
 
               version_or_link = 'version'
             end
--
libgit2 0.21.2