diff --git a/checkin_notes b/checkin_notes
index 6acf7845e8..4768e85a68 100644
--- a/checkin_notes
+++ b/checkin_notes
@@ -9365,3 +9365,9 @@ Rom    23 Dec 2011
     samples/vboxwrapper/
         vbox.cpp, .h
         vboxwrapper.cpp, .h
+
+Charlie 23 Dec 2011
+    - VBOX: Fix "unused variable" warning.
+        
+    samples/vboxwrapper/
+        vboxwrapper.cpp
diff --git a/samples/vboxwrapper/vboxwrapper.cpp b/samples/vboxwrapper/vboxwrapper.cpp
index 40b04141c7..759d6ad38b 100644
--- a/samples/vboxwrapper/vboxwrapper.cpp
+++ b/samples/vboxwrapper/vboxwrapper.cpp
@@ -216,7 +216,6 @@ int main(int argc, char** argv) {
     double trickle_period = 0.0;
     double trickle_cpu_time = 0.0;
     double fraction_done = 0.0;
-    bool is_running = false;
     bool report_vm_pid = false;
     double bytes_sent=0, bytes_received=0;
     bool report_net_usage = false;