diff --git a/lib/veewee/provider/virtualbox/box/build.rb b/lib/veewee/provider/virtualbox/box/build.rb
index a83793ef..abaf6151 100644
--- a/lib/veewee/provider/virtualbox/box/build.rb
+++ b/lib/veewee/provider/virtualbox/box/build.rb
@@ -7,7 +7,7 @@ def build(options={})
           download_vbox_guest_additions_iso(options)
 
           unless definition.floppy_files.nil?
-            unless self.shell_exec("java").status == 0
+            unless self.shell_exec("java -version").status == 0
               raise Veewee::Error,"This box contains floppyfiles, to create it you require to have java installed or have it in your path"
             end
           end