diff --git a/thefuck/rules/sudo.py b/thefuck/rules/sudo.py
index 1f7cea53..b42064ee 100644
--- a/thefuck/rules/sudo.py
+++ b/thefuck/rules/sudo.py
@@ -9,6 +9,7 @@ patterns = ['permission denied',
             'This operation requires root.',
             'requested operation requires superuser privilege',
             'must be run as root',
+            'must run as root',
             'must be superuser',
             'must be root',
             'need to be root',