diff --git a/plugins/VersionUpgrade/VersionUpgrade21to22/MachineInstance.py b/plugins/VersionUpgrade/VersionUpgrade21to22/MachineInstance.py
index 222af84d3a..2053b8acf9 100644
--- a/plugins/VersionUpgrade/VersionUpgrade21to22/MachineInstance.py
+++ b/plugins/VersionUpgrade/VersionUpgrade21to22/MachineInstance.py
@@ -88,13 +88,10 @@ class MachineInstance:
             active_quality_changes = "empty_quality_changes"
         else:
             active_quality = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.getQualityFallback(type_name, variant, active_material)
-            if has_machine_qualities: #Then the profile will have split into multiple.
-                active_quality_changes = self._active_profile_name + "_" + active_material + "_" + variant
-            else:
-                active_quality_changes = self._active_profile_name
+            active_quality_changes = self._active_profile_name
 
         if has_machine_qualities: #This machine now has machine-quality profiles.
-            active_material += "_" + variant_materials #That means that the profile was split into multiple.
+            active_material += "_" + variant_materials
 
         #Create a new user profile and schedule it to be upgraded.
         user_profile = configparser.ConfigParser(interpolation = None)
diff --git a/plugins/VersionUpgrade/VersionUpgrade21to22/Profile.py b/plugins/VersionUpgrade/VersionUpgrade21to22/Profile.py
index e87432663d..d7d20db071 100644
--- a/plugins/VersionUpgrade/VersionUpgrade21to22/Profile.py
+++ b/plugins/VersionUpgrade/VersionUpgrade21to22/Profile.py
@@ -49,7 +49,7 @@ class Profile:
         self._machine_type_id = parser.get("general", "machine_type", fallback = None)
         self._machine_variant_name = parser.get("general", "machine_variant", fallback = None)
         self._machine_instance_name = parser.get("general", "machine_instance", fallback = None)
-        if "material" in parser["general"]:
+        if "material" in parser["general"]: #Note: Material name is unused in this upgrade.
             self._material_name = parser.get("general", "material")
         elif self._type == "material":
             self._material_name = parser.get("general", "name", fallback = None)
@@ -124,34 +124,6 @@ class Profile:
             for item in disabled_settings_defaults[1:]:
                 disabled_defaults_string += "," + str(item)
 
-        #Material metadata may cause the file to split, so do it last to minimise processing time (do more with the copy).
-        filenames = []
-        configs = []
-        if self._material_name and self._type != "material":
-            config.set("metadata", "material", self._material_name)
-            filenames.append(self._filename)
-            configs.append(config)
-        elif self._type != "material" and self._machine_type_id in VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.machinesWithMachineQuality():
-            #Split this profile into multiple profiles, one for each material.
-            _new_materials = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.machinesWithMachineQuality()[self._machine_type_id]["materials"]
-            _new_variants = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.machinesWithMachineQuality()[self._machine_type_id]["variants"]
-            translated_machine = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translatePrinter(self._machine_type_id)
-            for material_id in _new_materials:
-                for variant_id in _new_variants:
-                    variant_id_new = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateVariant(variant_id, translated_machine)
-                    filenames.append("{profile}_{material}_{variant}".format(profile = self._filename, material = material_id, variant = variant_id_new))
-                    config_copy = configparser.ConfigParser(interpolation = None)
-                    config_copy.read_dict(config) #Copy the config to a new ConfigParser instance.
-                    variant_id_new_materials = VersionUpgrade21to22.VersionUpgrade21to22.VersionUpgrade21to22.translateVariantForMaterials(variant_id, translated_machine)
-                    config_copy.set("metadata", "material", "{material}_{variant}".format(material = material_id, variant = variant_id_new_materials))
-                    configs.append(config_copy)
-        else:
-            configs.append(config)
-            filenames.append(self._filename)
-
-        outputs = []
-        for config in configs:
-            output = io.StringIO()
-            config.write(output)
-            outputs.append(output.getvalue())
-        return filenames, outputs
\ No newline at end of file
+        output = io.StringIO()
+        config.write(output)
+        return [self._filename], [output.getvalue()]
\ No newline at end of file