diff --git a/rgen-0.6.6.gem b/rgen-0.6.6.gem
deleted file mode 100644
index 0688104..0000000
Binary files a/rgen-0.6.6.gem and /dev/null differ
diff --git a/rgen-0.8.2.gem b/rgen-0.8.2.gem
new file mode 100644
index 0000000..42996bd
Binary files /dev/null and b/rgen-0.8.2.gem differ
diff --git a/ruby-rgen.spec b/ruby-rgen.spec
index fd2f70a..1ea3b8e 100644
--- a/ruby-rgen.spec
+++ b/ruby-rgen.spec
@@ -1,10 +1,10 @@
-%define gemdir %(ruby -rubygems -e'puts Gem.default_dir')
+%define gemdir %(ruby -rrubygems -e'puts Gem.default_dir')
 %define gemname %(echo %{name} | sed "s|^ruby-||")
 Name:          ruby-rgen
-Version:       0.6.6
+Version:       0.8.2
 Release:       1mamba
 Summary:       A framework for Model Driven Software Development (MDSD) in Ruby
-Group:         System/Libraries/Ruby
+Group:         System/Libraries
 Vendor:        openmamba
 Distribution:  openmamba
 Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
@@ -41,5 +41,8 @@ rm -f %{buildroot}%{gemdir}/gems/%{gemname}-%{version}/.gitignore
 %{gemdir}/specifications/%{gemname}-%{version}.gemspec
 
 %changelog
+* Wed Jul 18 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 0.8.2-1mamba
+- update to 0.8.2
+
 * Wed Dec 11 2013 Silvan Calarco <silvan.calarco@mambasoft.it> 0.6.6-1mamba
 - package created using the webbuild interface