diff --git a/lib/fauxhai/runner.rb b/lib/fauxhai/runner.rb
index <HASH>..<HASH> 100644
--- a/lib/fauxhai/runner.rb
+++ b/lib/fauxhai/runner.rb
@@ -23,7 +23,8 @@ module Fauxhai
         'uptime' => uptime,
         'uptime_seconds' => uptime_seconds,
         'cpu' => cpu,
-        'memory' => memory
+        'memory' => memory,
+        'virtualization' => virtualization
       )
 
       puts JSON.pretty_generate(result)
@@ -235,6 +236,14 @@ module Fauxhai
       }
     end
 
+    def virtualization
+      {
+        'systems' => {},
+        'system' => nil,
+        'role' => nil
+      }
+    end
+
     # Whitelist attributes are attributes that we *actually* want from the node. Other attributes are
     # either ignored or overridden, but we ensure these are returned with the command.
     #
Mock out empty virtualization mash

This resolves spec failures on cookbooks that include build-essential as it's checking the virtualization values now