diff --git a/lib/objects.py b/lib/objects.py
index 2c74e9c8eee5190c79814fd51bbdbac905972c42..40c76ae7240267cfe4f1dfd8ab052c9938538cf2 100644
--- a/lib/objects.py
+++ b/lib/objects.py
@@ -845,8 +845,7 @@ class Disk(ConfigObject):
         child.UpgradeConfig()
 
     # FIXME: Make this configurable in Ganeti 2.7
-    if self.params:
-      self.params = {}
+    self.params = {}
     # add here config upgrade for this disk
 
   @staticmethod