diff --git a/source/libs/tdb/src/db/tdbPage.c b/source/libs/tdb/src/db/tdbPage.c
index 4ad9119660..3e0d845d6d 100644
--- a/source/libs/tdb/src/db/tdbPage.c
+++ b/source/libs/tdb/src/db/tdbPage.c
@@ -125,6 +125,7 @@ int tdbPageDestroy(SPage *pPage, void (*xFree)(void *arg, void *ptr), void *arg)
 int tdbPageInsertCell(SPage *pPage, int idx, SCell *pCell, int szCell) {
   int    ret;
   SCell *pTarget;
+  u8    *pTmp;
 
   if (pPage->nOverflow || szCell + pPage->szOffset > pPage->nFree) {
     // TODO: Page is full
@@ -136,8 +137,9 @@ int tdbPageInsertCell(SPage *pPage, int idx, SCell *pCell, int szCell) {
     }
 
     memcpy(pTarget, pCell, szCell);
-    // TODO: memmove();
-    TDB_PAGE_CELL_OFFSET_AT_SET(pPage, idx, pCell - pPage->pData);
+    pTmp = pPage->pCellIdx + idx + pPage->szOffset;
+    memmove(pTmp, pTmp + pPage->szOffset, pPage->pFreeStart - pTmp - pPage->szOffset);
+    TDB_PAGE_CELL_OFFSET_AT_SET(pPage, idx, pTarget - pPage->pData);
     TDB_PAGE_NCELLS_SET(pPage, TDB_PAGE_NCELLS(pPage) + 1);
   }