diff --git a/cookbooks/basics/recipes/default.rb b/cookbooks/basics/recipes/default.rb
index fea0d1b..c7a4c88 100644
--- a/cookbooks/basics/recipes/default.rb
+++ b/cookbooks/basics/recipes/default.rb
@@ -1,3 +1,6 @@
+# update environment
+execute "yum update -y"
+
 # enable EPEL repository by default
 package 'epel-release'
 
--
libgit2 0.21.2