diff --git a/samples/vboxwrapper/vbox.cpp b/samples/vboxwrapper/vbox.cpp
index 034e5b4334..676b645c99 100644
--- a/samples/vboxwrapper/vbox.cpp
+++ b/samples/vboxwrapper/vbox.cpp
@@ -756,7 +756,6 @@ int VBOX_VM::deregister_vm() {
     string output;
     string virtual_machine_slot_directory;
     char buf[256];
-    int retval;
 
     get_slot_directory(virtual_machine_slot_directory);