diff --git a/thefuck/rules/rm_root.py b/thefuck/rules/rm_root.py
index b97eda2..853ce84 100644
--- a/thefuck/rules/rm_root.py
+++ b/thefuck/rules/rm_root.py
@@ -1,5 +1,5 @@
 def match(command, settings):
-    return ('/' in command.script
+    return ('/' in command.script.split()
             and '--no-preserve-root' not in command.script
             and '--no-preserve-root' in command.stderr)