diff --git a/cura/Settings/MachineManager.py b/cura/Settings/MachineManager.py
index 6a180593c5..42784e4e38 100644
--- a/cura/Settings/MachineManager.py
+++ b/cura/Settings/MachineManager.py
@@ -165,7 +165,7 @@ class MachineManager(QObject):
                 # Save the material that needs to be changed. Multiple changes will be handled by the callback.
                 self._auto_materials_changed[str(index)] = containers[0].getId()
                 Application.getInstance().messageBox(catalog.i18nc("@window:title", "Changes on the Printer"), catalog.i18nc("@label", "Do you want to change the materials and hotends to match the material in your printer?"),
-                                                 catalog.i18nc("@label", "The materials and / or hotends on your printer were changed. For best results always slice for the materials . hotends that are inserted in your printer."),
+                                                 catalog.i18nc("@label", "The materials and / or hotends on your printer were changed. For best results always slice for the materials and hotends that are inserted in your printer."),
                                                  buttons = QMessageBox.Yes + QMessageBox.No, icon = QMessageBox.Question, callback = self._materialHotendChangedCallback)
 
         else: