diff --git a/lib/noosfero/version.rb b/lib/noosfero/version.rb
index 6bf7f8b..9c4344d 100644
--- a/lib/noosfero/version.rb
+++ b/lib/noosfero/version.rb
@@ -5,5 +5,5 @@ end
 
 root = File.expand_path(File.dirname(__FILE__) + '/../..')
 if File.exist?(File.join(root, '.git'))
-  Noosfero::VERSION.clear << Dir.chdir(root) { `git describe --tags`.strip }
+  Noosfero::VERSION.clear << Dir.chdir(root) { `git describe --tags`.strip.sub('-rc', '~rc') }
 end
--
libgit2 0.21.2