diff --git a/src/include/access/gin_private.h b/src/include/access/gin_private.h
index 3f92c376d7..d44d0a9fc9 100644
--- a/src/include/access/gin_private.h
+++ b/src/include/access/gin_private.h
@@ -697,7 +697,6 @@ extern int GinDataLeafPageGetItemsToTbm(Page page, TIDBitmap *tbm);
 extern BlockNumber createPostingTree(Relation index,
 				  ItemPointerData *items, uint32 nitems,
 				  GinStatsData *buildStats);
-extern void GinDataPageAddItemPointer(Page page, ItemPointer data, OffsetNumber offset);
 extern void GinDataPageAddPostingItem(Page page, PostingItem *data, OffsetNumber offset);
 extern void GinPageDeletePostingItem(Page page, OffsetNumber offset);
 extern void ginInsertItemPointers(Relation index, BlockNumber rootBlkno,