diff --git a/cura/BuildVolume.py b/cura/BuildVolume.py
index 327f79f67b..51b7e07794 100644
--- a/cura/BuildVolume.py
+++ b/cura/BuildVolume.py
@@ -653,6 +653,8 @@ class BuildVolume(SceneNode):
                     bed_adhesion_size += value
         elif adhesion_type == "raft":
             bed_adhesion_size = self._getSettingFromAdhesionExtruder("raft_margin")
+        elif adhesion_type == "none":
+            bed_adhesion_size = 0
         else:
             raise Exception("Unknown bed adhesion type. Did you forget to update the build volume calculations for your new bed adhesion type?")
 
diff --git a/cura/ConvexHullDecorator.py b/cura/ConvexHullDecorator.py
index a7d0775e21..c4b2fe0337 100644
--- a/cura/ConvexHullDecorator.py
+++ b/cura/ConvexHullDecorator.py
@@ -236,6 +236,8 @@ class ConvexHullDecorator(SceneNodeDecorator):
             extra_margin = max(0, self._getSettingProperty("raft_margin", "value"))
         elif adhesion_type == "brim":
             extra_margin = max(0, self._getSettingProperty("brim_line_count", "value") * self._getSettingProperty("skirt_brim_line_width", "value"))
+        elif adhesion_type == "none":
+            extra_margin = 0
         elif adhesion_type == "skirt":
             extra_margin = max(
                 0, self._getSettingProperty("skirt_gap", "value") +