diff --git a/source/libs/tdb/src/db/tdbBtree.c b/source/libs/tdb/src/db/tdbBtree.c
index 658f2b3e5b6ef52c0c7ff894346a5c6b7b1cae70..a429a52775fbf7476b7060dae6913f7bf9337594 100644
--- a/source/libs/tdb/src/db/tdbBtree.c
+++ b/source/libs/tdb/src/db/tdbBtree.c
@@ -352,7 +352,7 @@ static int tdbBtreeZeroPage(SPage *pPage, void *arg) {
   pBt = ((SBtreeZeroPageArg *)arg)->pBt;
 
   pPage->pPageHdr = (SPageHdr *)pPage->pData;
-  pPage->aCellIdx = (u16 *)(&(pPage->pPageHdr[1]));
+  pPage->aCellIdx = (u8 *)(&(pPage->pPageHdr[1]));
 
   // Init the page header
   pPage->pPageHdr->flags = flags;
@@ -384,7 +384,7 @@ static int tdbBtreeInitPage(SPage *pPage, void *arg) {
   pBt = (SBTree *)arg;
 
   pPage->pPageHdr = (SPageHdr *)pPage->pData;
-  pPage->aCellIdx = (u16 *)(&(pPage->pPageHdr[1]));
+  pPage->aCellIdx = (u8 *)(&(pPage->pPageHdr[1]));
 
   TDB_BTREE_ASSERT_FLAG(pPage->pPageHdr->flags);
 
diff --git a/source/libs/tdb/src/inc/tdbPage.h b/source/libs/tdb/src/inc/tdbPage.h
index 7ff1f07c2e4b049ff831164a88cd4a28ac2520bb..bb82f39acd63125cad42446a6b6cae054bcb4b4c 100644
--- a/source/libs/tdb/src/inc/tdbPage.h
+++ b/source/libs/tdb/src/inc/tdbPage.h
@@ -44,7 +44,7 @@ struct SPage {
   SPgid     pgid;
   SPageHdr *pPageHdr;
   SPageFtr *pPageFtr;
-  u16      *aCellIdx;
+  u8       *aCellIdx;
   u8       *pFreeStart;
   u8       *pFreeEnd;
   int       kLen;