diff --git a/src/hnsw.h b/src/hnsw.h
index 7495e40..3acbe02 100644
--- a/src/hnsw.h
+++ b/src/hnsw.h
@@ -265,7 +265,6 @@ HnswElement HnswInitElementFromBlock(BlockNumber blkno, OffsetNumber offno);
 void		HnswInsertElement(HnswElement element, HnswElement entryPoint, Relation index, FmgrInfo *procinfo, Oid collation, int m, int efConstruction, bool existing);
 HnswElement HnswFindDuplicate(HnswElement e);
 HnswCandidate *HnswEntryCandidate(HnswElement em, Datum q, Relation rel, FmgrInfo *procinfo, Oid collation, bool loadVec);
-void		HnswUpdateMetaPageInfo(Page page, int updateEntry, HnswElement entryPoint, BlockNumber insertPage);
 void		HnswUpdateMetaPage(Relation index, int updateEntry, HnswElement entryPoint, BlockNumber insertPage, ForkNumber forkNum);
 void		HnswSetNeighborTuple(HnswNeighborTuple ntup, HnswElement e, int m);
 void		HnswAddHeapTid(HnswElement element, ItemPointer heaptid);
diff --git a/src/hnswutils.c b/src/hnswutils.c
index 4ca1cc2..d3a55f9 100644
--- a/src/hnswutils.c
+++ b/src/hnswutils.c
@@ -236,7 +236,7 @@ HnswGetEntryPoint(Relation index)
 /*
  * Update the metapage info
  */
-void
+static void
 HnswUpdateMetaPageInfo(Page page, int updateEntry, HnswElement entryPoint, BlockNumber insertPage)
 {
 	HnswMetaPage metap = HnswPageGetMeta(page);