diff --git a/packages/core/src/services/snapshot/snapshot-utils.ts b/packages/core/src/services/snapshot/snapshot-utils.ts
index 7a8cf53dd25..c1580a589ef 100644
--- a/packages/core/src/services/snapshot/snapshot-utils.ts
+++ b/packages/core/src/services/snapshot/snapshot-utils.ts
@@ -96,7 +96,7 @@ export function decodeDocOriginalMeta(buffer: Uint8Array | string): Partial<IDoc
     return JSON.parse(textDecoder.decode(buffer));
 }
 
-const FRAGMENT_ROW_COUNT = 256;
+const FRAGMENT_ROW_COUNT = 256 * 20;
 export function splitCellDataToBlocks(
     cellData: IObjectMatrixPrimitiveType<ICellData>,
     maxColumn: number