diff --git a/lib/client/gnt_instance.py b/lib/client/gnt_instance.py
index cf6c8a306135c1bc9dc27ef6eff06ee43879f2a1..0e38e64b4b90ac497847d086591d8a20e6da3794 100644
--- a/lib/client/gnt_instance.py
+++ b/lib/client/gnt_instance.py
@@ -1,7 +1,7 @@
 #
 #
 
-# Copyright (C) 2006, 2007, 2008, 2009, 2010 Google Inc.
+# Copyright (C) 2006, 2007, 2008, 2009, 2010, 2011 Google Inc.
 #
 # This program is free software; you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -661,8 +661,9 @@ def GrowDisk(opts, args):
     raise errors.OpPrereqError("Invalid disk index: %s" % str(err),
                                errors.ECODE_INVAL)
   amount = utils.ParseUnit(args[2])
-  op = opcodes.OpGrowDisk(instance_name=instance, disk=disk, amount=amount,
-                          wait_for_sync=opts.wait_for_sync)
+  op = opcodes.OpInstanceGrowDisk(instance_name=instance,
+                                  disk=disk, amount=amount,
+                                  wait_for_sync=opts.wait_for_sync)
   SubmitOrSend(op, opts)
   return 0
 
diff --git a/lib/cmdlib.py b/lib/cmdlib.py
index 116261f620738d1666a88e827f035927d720a8d0..2cb3374fc4bc6106aab79579d30ef0c6cbf4a0ce 100644
--- a/lib/cmdlib.py
+++ b/lib/cmdlib.py
@@ -8589,7 +8589,7 @@ class LUNodeEvacuationStrategy(NoHooksLU):
     return result
 
 
-class LUGrowDisk(LogicalUnit):
+class LUInstanceGrowDisk(LogicalUnit):
   """Grow a disk of an instance.
 
   """
diff --git a/lib/opcodes.py b/lib/opcodes.py
index 45f9e2ad3c69ad428bab7c0adcebfec34dfe5b8d..1a1c01f57c2d49cb1a321e4af6e561164e412793 100644
--- a/lib/opcodes.py
+++ b/lib/opcodes.py
@@ -1001,7 +1001,7 @@ class OpSetInstanceParams(OpCode):
     ]
 
 
-class OpGrowDisk(OpCode):
+class OpInstanceGrowDisk(OpCode):
   """Grow a disk of an instance."""
   OP_ID = "OP_INSTANCE_GROW_DISK"
   OP_DSC_FIELD = "instance_name"
diff --git a/lib/rapi/rlib2.py b/lib/rapi/rlib2.py
index 6b215d3176dc3f8cb3efcb405af96683413e4bd9..26c31f42e6d84c9c4003eb542645c76e90140c36 100644
--- a/lib/rapi/rlib2.py
+++ b/lib/rapi/rlib2.py
@@ -1328,7 +1328,7 @@ class R_2_instances_name_disk_grow(baserlib.R_Generic):
     @return: a job id
 
     """
-    op = baserlib.FillOpcode(opcodes.OpGrowDisk, self.request_body, {
+    op = baserlib.FillOpcode(opcodes.OpInstanceGrowDisk, self.request_body, {
       "instance_name": self.items[0],
       "disk": int(self.items[1]),
       })
diff --git a/tools/burnin b/tools/burnin
index 7899de5b60b8f56cd5900bc81b41bd79533c578d..60f758d49e9deb7149efae636ecfde4f75890cdc 100755
--- a/tools/burnin
+++ b/tools/burnin
@@ -596,8 +596,8 @@ class Burner(object):
       Log("instance %s", instance, indent=1)
       for idx, growth in enumerate(self.disk_growth):
         if growth > 0:
-          op = opcodes.OpGrowDisk(instance_name=instance, disk=idx,
-                                  amount=growth, wait_for_sync=True)
+          op = opcodes.OpInstanceGrowDisk(instance_name=instance, disk=idx,
+                                          amount=growth, wait_for_sync=True)
           Log("increase disk/%s by %s MB", idx, growth, indent=2)
           self.ExecOrQueue(instance, [op])