diff --git a/module/common/bash/module/Su.sh b/module/common/bash/module/Su.sh
index db2eb788..74b45b2f 100644
--- a/module/common/bash/module/Su.sh
+++ b/module/common/bash/module/Su.sh
@@ -2,10 +2,17 @@
 # Root by default.
 # Usage: s [USER]
 function s() {
-	su - "${@}"
+	su - "${1}"
+}
+
+# Run something as root.
+# Usage: sudo <COMMAND>
+function sudo() {
+	su -c "${*}"
 }
 
 function _complete_s() {
 	_autocomplete "voronind" "dasha"
 }
 complete -F _complete_s s
+complete -F _autocomplete_nested sudo