1 files changed, 10 insertions, 1 deletions
diff --git a/ruby.md b/ruby.md
index 3ad574d..0433f89 100644
--- a/ruby.md
+++ b/ruby.md
@@ -8,11 +8,20 @@ Example: packaging leap_cli and dependencies
 
 First, in a *fresh* vagrant box:
 
+    sudo apt-get install rubygems gem2deb
     sudo gem install leap_cli
 
 Then we get the dependencies and build all packages:
 
-    gem list | cut -d '(' -f 1 | while read gem; do gem2deb $gem; done
+    dependencies="`gem list | cut -d '(' -f 1`"
+
+    for gem in $dependencies; do
+      gem2deb $gem
+    done
+
+Cleanup:
+
+    sudo gem uninstall $dependencies
 
 Additional steps: