diff --git a/dom0/qvm-tools/qvm-run b/dom0/qvm-tools/qvm-run
index b0198064..553aebe1 100755
--- a/dom0/qvm-tools/qvm-run
+++ b/dom0/qvm-tools/qvm-run
@@ -160,7 +160,7 @@ def main():
     parser.add_option ("--unpause", action="store_true", dest="unpause", default=False,
                       help="Do 'xl unpause' for the VM(s) (can be combined this with --all and --wait)")
 
-    parser.add_option ("--pass_io", action="store_true", dest="passio", default=False,
+    parser.add_option ("-p", "--pass_io", action="store_true", dest="passio", default=False,
                       help="Pass stdin/stdout/stderr from remote program")
 
     parser.add_option ("--localcmd", action="store", dest="localcmd", default=None,