diff --git a/cura/Machines/Models/BrandMaterialsModel.py b/cura/Machines/Models/BrandMaterialsModel.py
index 7c3c4c515d..e36c6448d3 100644
--- a/cura/Machines/Models/BrandMaterialsModel.py
+++ b/cura/Machines/Models/BrandMaterialsModel.py
@@ -54,9 +54,7 @@ class BrandMaterialsModel(ListModel):
         self._material_manager = CuraApplication.getInstance().getMaterialManager()
 
         self._machine_manager.globalContainerChanged.connect(self._update)
-        self._extruder_manager.activeExtruderChanged.connect(self._update)
         self._material_manager.materialsUpdated.connect(self._update)
-
         self._update()
 
     def setExtruderPosition(self, position: int):
diff --git a/cura/Machines/Models/GenericMaterialsModel.py b/cura/Machines/Models/GenericMaterialsModel.py
index 03343ba53b..6b149448ea 100644
--- a/cura/Machines/Models/GenericMaterialsModel.py
+++ b/cura/Machines/Models/GenericMaterialsModel.py
@@ -16,9 +16,7 @@ class GenericMaterialsModel(BaseMaterialsModel):
         self._material_manager = CuraApplication.getInstance().getMaterialManager()
 
         self._machine_manager.globalContainerChanged.connect(self._update)
-        self._extruder_manager.activeExtruderChanged.connect(self._update)
         self._material_manager.materialsUpdated.connect(self._update)
-
         self._update()
 
     def _update(self):