diff --git a/lib/foreman/engine/cli.rb b/lib/foreman/engine/cli.rb
index 1cbc66f4..77a30931 100644
--- a/lib/foreman/engine/cli.rb
+++ b/lib/foreman/engine/cli.rb
@@ -5,23 +5,23 @@ class Foreman::Engine::CLI < Foreman::Engine
   module Color
 
     ANSI = {
-      :reset          => 0,
-      :black          => 30,
-      :red            => 31,
-      :green          => 32,
-      :yellow         => 33,
-      :blue           => 34,
-      :magenta        => 35,
-      :cyan           => 36,
-      :white          => 37,
-      :bright_black   => 30,
-      :bright_red     => 31,
-      :bright_green   => 32,
-      :bright_yellow  => 33,
-      :bright_blue    => 34,
-      :bright_magenta => 35,
-      :bright_cyan    => 36,
-      :bright_white   => 37,
+      :reset          => '0',
+      :black          => '0;30',
+      :red            => '0;31',
+      :green          => '0;32',
+      :yellow         => '0;33',
+      :blue           => '0;34',
+      :magenta        => '0;35',
+      :cyan           => '0;36',
+      :white          => '0;37',
+      :bright_black   => '1;30',
+      :bright_red     => '1;31',
+      :bright_green   => '1;32',
+      :bright_yellow  => '1;33',
+      :bright_blue    => '1;34',
+      :bright_magenta => '1;35',
+      :bright_cyan    => '1;36',
+      :bright_white   => '1;37',
     }
 
     def self.enable(io, force=false)