diff --git a/plugins/ChangeLogPlugin/ChangeLog.txt b/plugins/ChangeLogPlugin/ChangeLog.txt
index c98f0a7c6b..8ed82a3940 100644
--- a/plugins/ChangeLogPlugin/ChangeLog.txt
+++ b/plugins/ChangeLogPlugin/ChangeLog.txt
@@ -122,6 +122,8 @@ There are no more unnecessary retractions in support.
 Each layer now has less extruder switches than the machine has extruders.
 Concentric infill doesn’t generate the first infill perimeter next to the walls.
 Extruder priming now always happens on the first layer.
+Raising the build plate of the Ultimaker 2 now has the proper speed again.
+Changing material while the Ultimaker 2 is paused works again.
 
 [2.3.1]
 *Layer Height in Profile Selection
diff --git a/resources/definitions/fdmprinter.def.json b/resources/definitions/fdmprinter.def.json
index 2175389c1e..fb9fc3b5c2 100644
--- a/resources/definitions/fdmprinter.def.json
+++ b/resources/definitions/fdmprinter.def.json
@@ -3836,6 +3836,7 @@
                     "description": "Enable exterior ooze shield. This will create a shell around the model which is likely to wipe a second nozzle if it's at the same height as the first nozzle.",
                     "type": "bool",
                     "resolve": "any(extruderValues('ooze_shield_enabled'))",
+                    "enabled": "machine_extruder_count > 1",
                     "default_value": false,
                     "settable_per_mesh": false,
                     "settable_per_extruder": false