diff --git a/src/Mod/BIM/ArchCommands.py b/src/Mod/BIM/ArchCommands.py
index 67a9172238..668a246644 100644
--- a/src/Mod/BIM/ArchCommands.py
+++ b/src/Mod/BIM/ArchCommands.py
@@ -762,7 +762,7 @@ def pruneIncluded(objectslist,strict=False,silent=False):
     for obj in objectslist:
         toplevel = True
         if obj.isDerivedFrom("Part::Feature"):
-            if Draft.getType(obj) not in ["Window","Clone","Pipe","Rebar"]:
+            if Draft.getType(obj) not in ["Window","Clone","Pipe","Rebar","Roof"]:
                 for parent in obj.InList:
                     if not parent.isDerivedFrom("Part::Feature"):
                         pass