diff --git a/Source/DocMakefile b/Source/DocMakefile
index 68061b51f..346c8a44d 100644
--- a/Source/DocMakefile
+++ b/Source/DocMakefile
@@ -72,13 +72,8 @@ NSCell.h \
 NSCIImageRep.h \
 NSClickGestureRecognizer.h \
 NSClipView.h \
-NSCollectionViewCompositionalLayout.h \
-NSCollectionViewFlowLayout.h \
-NSCollectionViewGridLayout.h \
 NSCollectionView.h \
 NSCollectionViewItem.h \
-NSCollectionViewLayout.h \
-NSCollectionViewTransitionLayout.h \
 NSColor.h \
 NSColorList.h \
 NSColorPanel.h \