diff --git a/lib/client/gnt_node.py b/lib/client/gnt_node.py
index ec33caa783997c4d6aab6b44cb830fa33e034fde..b2ab0b9bd93ae8b1209edac945813758d473ae49 100644
--- a/lib/client/gnt_node.py
+++ b/lib/client/gnt_node.py
@@ -488,7 +488,7 @@ def PowerNode(opts, args):
 
   opcodelist = []
   if oob_command == constants.OOB_POWER_OFF:
-    opcodelist.append(opcodes.OpSetNodeParams(node_name=node, offline=True,
+    opcodelist.append(opcodes.OpNodeSetParams(node_name=node, offline=True,
                                               auto_promote=opts.auto_promote))
 
   opcodelist.append(opcodes.OpOobCommand(node_name=node, command=oob_command))
@@ -680,7 +680,7 @@ def SetNodeParams(opts, args):
     ToStderr("Please give at least one of the parameters.")
     return 1
 
-  op = opcodes.OpSetNodeParams(node_name=args[0],
+  op = opcodes.OpNodeSetParams(node_name=args[0],
                                master_candidate=opts.master_candidate,
                                offline=opts.offline,
                                drained=opts.drained,
diff --git a/lib/cmdlib.py b/lib/cmdlib.py
index ae6c5cb6f191bc62eeeb5b66f95fd798294905ca..8298ad549da994d362eb6362f372da1ff0ce4c43 100644
--- a/lib/cmdlib.py
+++ b/lib/cmdlib.py
@@ -4191,7 +4191,7 @@ class LUNodeAdd(LogicalUnit):
       self.context.AddNode(new_node, self.proc.GetECId())
 
 
-class LUSetNodeParams(LogicalUnit):
+class LUNodeSetParams(LogicalUnit):
   """Modifies the parameters of a node.
 
   @cvar _F2R: a dictionary from tuples of flags (mc, drained, offline)
diff --git a/lib/opcodes.py b/lib/opcodes.py
index 0257be40b4dda6b4486146a5b797147d1a4ec6d7..027b26519539f7e4391bc498ef0a7c729bf2965b 100644
--- a/lib/opcodes.py
+++ b/lib/opcodes.py
@@ -691,7 +691,7 @@ class OpRepairNodeStorage(OpCode):
     ]
 
 
-class OpSetNodeParams(OpCode):
+class OpNodeSetParams(OpCode):
   """Change the parameters of a node."""
   OP_ID = "OP_NODE_SET_PARAMS"
   OP_DSC_FIELD = "node_name"
diff --git a/lib/rapi/rlib2.py b/lib/rapi/rlib2.py
index ce72460e9f5cfbe751bd959953cd05cb42835d58..db1c357c547ca746caf3837be53a7aa1991c9767 100644
--- a/lib/rapi/rlib2.py
+++ b/lib/rapi/rlib2.py
@@ -395,7 +395,7 @@ class R_2_nodes_name_role(baserlib.R_Generic):
     else:
       raise http.HttpBadRequest("Can't set '%s' role" % role)
 
-    op = opcodes.OpSetNodeParams(node_name=node_name,
+    op = opcodes.OpNodeSetParams(node_name=node_name,
                                  master_candidate=candidate,
                                  offline=offline,
                                  drained=drained,