diff --git a/lib/cmdlib.py b/lib/cmdlib.py
index 629ae29e542825c79e070fb242c0623abcc28028..10ee633baae1f705fa3fb654fb30f19fc6fa7d8f 100644
--- a/lib/cmdlib.py
+++ b/lib/cmdlib.py
@@ -972,7 +972,7 @@ class LURenameCluster(LogicalUnit):
 
     """
     env = {
-      "OP_TARGET": self.op.sstore.GetClusterName(),
+      "OP_TARGET": self.sstore.GetClusterName(),
       "NEW_NAME": self.op.name,
       }
     mn = self.sstore.GetMasterNode()