diff --git a/bin/qemush b/bin/qemush
index 86ab9bd..c3c3be8 100755
--- a/bin/qemush
+++ b/bin/qemush
@@ -1,17 +1,10 @@
 #!/bin/bash
 
-exec_as() {
-    local user="$1"
-    shift
-
-    if [ "$(whoami)" != "$user" ]; then
-        exec sudo -u "$user" "$0" "$@"
-    else
-        cd || return
-    fi
-}
-
-exec_as qemu "$@" || exit
+if [ "$(whoami)" != root ]; then
+    exec sudo -u qemu "$0" "$@"
+else
+    cd || exit
+fi
 
 bin=bin
 images=images