diff --git a/pages/common/vboxmanage.md b/pages/common/vboxmanage.md
index 4524c664b..52a3ced92 100644
--- a/pages/common/vboxmanage.md
+++ b/pages/common/vboxmanage.md
@@ -18,7 +18,7 @@
 
 - Start a virtual machine in headless mode:
 
-`VBoxManage startvm {{name|uuid}} -type headless`
+`VBoxManage startvm {{name|uuid}} --type headless`
 
 - Shutdown the virtual machine and save its current state: