1 files changed, 1 insertions, 1 deletions

diff --git a/src/tools/heat/UtilMutator.cs b/src/tools/heat/UtilMutator.cs
index 287f5f5e..80fd470c 100644
--- a/src/tools/heat/UtilMutator.cs
+++ b/src/tools/heat/UtilMutator.cs
@@ -246,7 +246,7 @@ namespace WixToolset.Harvesters
                         c.Directory = parentDirectory.Id;
                         parentDirectory.RemoveChild(c);
                     }
-                    else if (c.ParentElement is Wix.DirectoryRef)
+                    else if (c.ParentElement is Wix.DirectoryRef || c.ParentElement is Wix.StandardDirectory)
                     {
                         var parentDirectory = c.ParentElement as Wix.DirectoryBase;