Index: /trunk/src/VBox/ValidationKit/tests/additions/tdAddGuestCtrl.py
===================================================================
--- /trunk/src/VBox/ValidationKit/tests/additions/tdAddGuestCtrl.py	(revision 83638)
+++ /trunk/src/VBox/ValidationKit/tests/additions/tdAddGuestCtrl.py	(revision 83639)
@@ -1551,5 +1551,5 @@
                 sFileVBoxServiceGst = "/tmp/VBoxService-txs";
                 oTxsSession.syncUploadFile(sFileVBoxServiceHst, sFileVBoxServiceGst);
-                oTxsSession.syncExec("/bin/chmod", ("/bin/chmod", "755", sFileVBoxServiceGst) ); # syncChMod not implemented yet.
+                oTxsSession.syncChMod(sFileVBoxServiceGst, 0o755);
                 reporter.log('Executing VBoxService (in background)...');
                 oTxsSession.syncExec(sFileVBoxServiceGst, (sFileVBoxServiceGst, "-vvvv", "--only-control", \