diff --git a/bin/qemush b/bin/qemush
index d059cbd..b725574 100755
--- a/bin/qemush
+++ b/bin/qemush
@@ -32,6 +32,7 @@ ${name}: usage:
   ${name} diskls                      - list available disk images
   ${name} diskadd <disk name> <size>  - create a disk image
   ${name} diskrm <disk name>          - delete disk image
+  ${name} shell                       - start a shell as user qemu
   ${name} help                        - show this help
 EOF
 }
@@ -87,6 +88,10 @@ public_rm() {
     unlink "bin/${1}"
 }
 
+public_shell() {
+    bash -i
+}
+
 function="$1"
 shift