Index: src/btree.c
==================================================================
--- src/btree.c
+++ src/btree.c
@@ -7338,11 +7338,11 @@
     do{
       assert( d<nMaxCells );
       assert( r<nMaxCells );
       (void)cachedCellSize(&b, r);
       if( szRight!=0
-       && (bBulk || szRight+b.szCell[d]+2 > szLeft-(b.szCell[r]+2)) ){
+       && (bBulk || szRight+b.szCell[d]+2 > szLeft-(b.szCell[r]+(i==k-1?0:2)))){
         break;
       }
       szRight += b.szCell[d] + 2;
       szLeft -= b.szCell[r] + 2;
       cntNew[i-1] = r;